1367 patents
Page 62 of 69
Utility
Integrated phosphor nanoparticle marking agent, and fluorescent immunostaining employing same
16 Dec 19
Provided are: a phosphor-integrated nanoparticle labeling agent which is capable of yielding a sufficient signal intensity even when its final concentration in an immunofluorescent staining reaction system is low (e.g., 0.02 nM) and enables to obtain an immunofluorescently stained image with reduced noise by inhibiting non-specific adsorption of a probe biological substance and a label to substances other than a detection subject; and an immunostaining method using the same.
Hideki Gouda, Masaru Takahashi
Filed: 3 Mar 15
Utility
Two-component developer for developing electrostatic latent image
16 Dec 19
Provided is a two-component developer for developing an electrostatic latent image containing: toner particles having toner mother particles and an external additive on a surface of the toner mother particles; and carrier particles, wherein the external additive contains alumina particles; the alumina particles are subjected to a surface modification with a hydrophobilizing agent; among the hydrophobilizing agent existing on the surface of the alumina particles after the surface modification, a ratio of the hydrophobilizing agent in a state of being liberated from the surface is 20% or less when extraction treatment is performed under a predetermined condition; the alumina particles have a number average primary particle diameter in the range of 5 to 60 nm; and the carrier particles have a resin covering layer, and the resin covering layer is formed with an alicyclic (meth)acrylate monomer.
Ikuko Sakurada, Satoshi Uchino, Shinya Obara, Futoshi Kadonome, Keiji Arai
Filed: 9 Dec 18
Utility
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16 Dec 19
An electrophotographic image forming apparatus includes: an image carrier that carries and conveys a toner image; a charging member arranged in contact with or close to the image carrier; a charging power supply that charges the image carrier; an exposurer that forms a latent image on the charged image carrier; a developing member arranged close to the image carrier; a developing power supply that develops the latent image and forms a toner image on the image carrier; a transfer member that transfers the toner image to a medium; and a hardware processor that controls the image forming apparatus, wherein the hardware processor obtains a potential of an exposure part and a non-exposure part, on the image carrier after the toner image has been transferred to the medium, determines a charging bias based on a difference between the obtained potentials, and determines a developing bias based on the determined charging bias.
Masato Kimura
Filed: 16 Oct 18
Utility
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16 Dec 19
A fixing device fixes a toner image to a paper sheet, and the fixing device includes: a pressure roller; and a heating member, wherein the heating member includes: a pressure pad; a heating roller including a heater; and a fixing belt, the fixing device further includes a drive mechanism that controls rotation of the pressure roller and the heating roller, the fixing belt is driven while sliding on a surface of the pressure pad, when the heating roller rotates, and the drive mechanism applies pressure to the paper sheet, fixes the toner image to the paper sheet, switches between a contact state in which the pressure roller and the fixing belt are in contact with each other, and a separated state in which the pressure roller and the fixing belt are separated from each other, and switches to the contact state when a predetermined condition is satisfied.
Jinju Okuno
Filed: 5 Dec 18
Utility
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16 Dec 19
A fixing device includes a first fixing section, a second fixing section, the first fixing section and the second fixing section forming a fixing nip therebetween, a nip width adjusting section capable of adjusting a nip width of the fixing nip, a rotation speed detecting section that detects a rotation speed of the second fixing section, and a hardware processor that controls the nip width adjusting section to make the nip width equal to a predetermined reference nip width.
Kenji Izumiya, Takumi Shirakuma, Keigo Ogura, Hidenori Mine, Hirokatsu Kodama
Filed: 6 Nov 18
Utility
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16 Dec 19
An image forming apparatus which can accurately predict occurrence of damage to a fixing rotary member due to passage of a recording material and prevent consequential deterioration of a formed image.
Tsutomu Sakamaki
Filed: 25 Dec 18
Utility
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16 Dec 19
When an image forming apparatus such as an MFP runs out of supplies, such as paper or toner, the user will need to load paper in the paper tray or replace the toner cartridge.
Tomoko Maruyama, Kaoru Fukuoka, Hideyuki Matsuda, Jun Shiraishi, Hiroyuki Ohno
Filed: 19 Mar 18
Utility
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16 Dec 19
An image forming apparatus includes an image former; a detector; and a hardware processor that: calculates a minimum area for each of the plurality of tones based on image data of the image, calculates a density ratio between the densities before and after the transferring is made for each of the plurality of tones from the densities detected by the detector, extracts as a first area a minimum area of a tone corresponding to a density ratio which switches from less than a predetermined threshold to equal to or more than the threshold, and extracts as a second area a minimum area of a tone the density ratio of which is a maximum, and changes a setting of a dot size of the image so that a size of the second area becomes the same as a size of the first area until the next setting change is performed.
Tomo Kitada
Filed: 16 Feb 19
Utility
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16 Dec 19
An image formation apparatus having a lubricant application apparatus applying lubricant to an image carrier in an image former, in which the lubricant application apparatus includes: a lubricant stick; an application member disposed on an upstream side in an advancing direction of the image carrier surface with respect to a cleaning apparatus pressing lubricant supplied to the image carrier to form a film, supplying lubricant scraped off from the lubricant stick to the image carrier, and removing residual toner adhering to the image carrier; and a recovery member in contact with the application member, and recovering toner adhering to the application member, and the image formation apparatus includes a hardware processor controlling a lubricant amount on the image carrier by changing each of removability of residual toner on the image carrier by the application member, and recoverability of residual toner on the application member by the recovery member.
Kuniaki Kashiwakura
Filed: 9 Jan 19
Utility
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16 Dec 19
An image forming apparatus includes: an image forming part that forms an image on printing paper; an image reader that reads a printed material including the image formed on printing paper by the image forming part; and a hardware processor that determines whether the printed material including the image formed on printing paper by the image forming part is non-defective in accordance with a threshold for determination and read data, the threshold for determination specifying an error margin in a printed state of the printed material including the image formed on printing paper by the image forming part, the read data corresponding to the printed material read by the image reader, wherein the hardware processor performs control to reprint a page on which the printed material including the image formed on printing paper by the image forming part is determined to be defective, and replace the page.
Shuichi Ito
Filed: 15 Oct 18
Utility
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16 Dec 19
An image forming apparatus including a communication circuit configured to establish proximity communication with a biometric authentication apparatus, a display, and a processor configured to perform authentication processing with biological information detected by the biometric authentication apparatus is provided.
Masao Hosono, Kaitaku Ozawa, Kenichi Takahashi, Toshikazu Kawaguchi, Daisuke Nakano, Tomoaki Nakajima
Filed: 14 Nov 17
Utility
qglwuxd9mf2l9epdowhgokmfn7u1
16 Dec 19
A paper feeder for transporting paper sheets, includes: a head fan that blows air on the paper sheets; a suction fan that applies negative pressure to the paper sheets blown by the head fan; a switching member that changes the direction of the air from the head fan; a head shutter that blocks the flow of the air directed by the switching member; and a hardware processor that determines the blocking time of the airflow, wherein the switching member changes the air direction between a first direction for floating the paper sheets and a second direction toward the suction fan, and the hardware processor determines stop timing of the air blow in the second direction directed by the switching member as the start timing of clocking the blocking time of the airflow, based on the weight and the resistance to an external force of the paper sheets.
Hiroshi Sendo
Filed: 17 Oct 17
Utility
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16 Dec 19
An image forming apparatus includes an image former, a conveyance path, a flipping conveyance path, a conveying mechanism and a hardware processor.
Yoshiteru Kawakami, Yasuo Shiokawa, Takahiro Okubo
Filed: 10 Jul 18
Utility
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9 Dec 19
A color measuring device and a color measuring method according to the present invention includes an imaging unit, a first image of a color chart and a second image accompanied with the color chart are obtained by the imaging unit, the second image being a predetermined code indicating control information about the color measuring device, the control information is obtained based on the obtained second image, and operation of the color measuring device is controlled based on the obtained control information.
Yasutaka Tanimura, Ryoji Bando
Filed: 27 Mar 16
Utility
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9 Dec 19
An image processing device (2A) comprises: an input means for inputting a brightfield image representing cell morphology in a tissue section, and a fluorescence image representing, by fluorescent bright spots, the expression of a specific protein in the same range of the tissue section; a first generation means for generating a cell image obtained by extracting a specific site of a cell from the brightfield image; a second generation means for generating an image obtained by extracting bright spot regions from the fluorescence image, creating a brightness profile for each bright spot region, and generating a fluorescent particle image obtained by extracting the fluorescent particles in the bright spot regions on the basis of the fluorescence profile for one fluorescent particle, which serves as a fluorescence bright spot source; and a calculation means for superimposing the cell image and the fluorescent particle image on one another.
Yasuhiro Watanabe, Shuji Ichitani, Kohsuke Gonda, Noriaki Ohuchi, Mika Watanabe
Filed: 2 Dec 18
Utility
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9 Dec 19
The present invention provides a method by which lung squamous cell carcinoma can be detected in a simple and prompt manner with high detection performance; and the like.
Takeshi Isoda, Nao Noro, Tomonori Kaneko
Filed: 8 Oct 12
Utility
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9 Dec 19
A reaction method includes a reaction step of reacting two or more substances with each other by using a pipette tip, attached to a pipette nozzle, for sucking or discharging a liquid to supply a liquid to a reaction field and remove the liquid from the reaction field a plurality of times.
Tetsuya Noda, Masataka Matsuo, Youichi Aoki
Filed: 26 Oct 16
Utility
sztzsl8evzghluux4zpf5nklo5 r14dw4oknv8b3p3nbcz4z9i65cc46eyq2
9 Dec 19
A powder supply device including: a powder fluidizing unit which blows air into the powder in the tank to fluidize the powder; a powder supply path forming member which forms a powder supply path in which one end is the ejection port and the other end is an inflow port connected to the tank, wherein the fluidized powder flows into the inflow port so as to be ejected from the ejection port through the powder supply path; an air blower which blows air toward the powder that is about to flow into the inflow port; and a hardware processor, wherein the hardware processor is capable of executing supply flow rate control of controlling a powder ejection amount from the ejection port according to an air blowing amount by the air blower by controlling the air blowing amount.
Toru Toda
Filed: 17 Dec 17
Utility
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9 Dec 19
An image reading apparatus includes a reader, a conveying path, a conveyer, a conveyer driving unit, a conveyer housing, a lighting unit, a cooler, and a frame.
Kenji Kawatsu
Filed: 21 Mar 18
Utility
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9 Dec 19
Provided are a printer, a non-transitory recording medium and a scanner profile correction method.
Hiroki Nakahara
Filed: 12 Sep 18