1619 patents
Page 80 of 81
Utility
Phosphor Element and Illumination Device
9 Oct 19
A phosphor element comprises: a support substrate; an optical waveguide for propagating an excitation light through the waveguide, the optical waveguide comprising a phosphor generating a fluorescence, and the optical waveguide comprising an emission side end surface emitting the excitation light and the fluorescence, an opposing end surface opposing the emission side end surface, a bottom surface, a top surface opposing the bottom surface and a pair of side surfaces; a bottom surface side clad layer covering the bottom surface of the optical waveguide; a top surface side clad layer covering the top surface of the optical waveguide; side surface side clad layers covering the side surfaces of the optical waveguide, respectively; a top surface side reflection film covering the top surface side clad layer; side surface side reflection films covering the side surface side clad layers, respectively; and a bottom surface side reflection film provided between the support substrate and the bottom surface side clad layer.
Jungo KONDO, Naotake OKADA, Shoichiro YAMAGUCHI, Keiichiro ASAI, Shuhei HIGASHIHARA, Yuichi Iwata, Tetsuya Ejiri, Akira Hamajima
Filed: 12 Jun 19
Utility
Honeycomb structure
7 Oct 19
A honeycomb structure includes a honeycomb substrate including latticed partition walls which define a plurality of cells extending from one end face to the other end face and forming through channels for fluid and a honeycomb outer wall, and a flange portion attached to a part of the honeycomb outer wall of the honeycomb substrate, and including latticed flange partition walls which define a plurality of flange cells extending from one flange end face to the other flange end face and a flange outer wall, and in the honeycomb substrate, a ratio of a non-outer wall region in which the honeycomb outer wall is not disposed is in a range of 10 to 90% to a total area of a substrate circumferential surface.
Toshio Yamada
Filed: 17 Sep 17
Utility
Circumference coating material, bonding material, honeycomb structure, and method of producing honeycomb structure
7 Oct 19
The circumference coating material fills a recessed groove that is formed on a circumferential surface of a honeycomb fired body and extends an axial direction at which a part of cells are opened to the outside and to cover the circumferential surface, thereby forming a circumferential wall on the circumferential surface of a honeycomb structure, and the circumference coating material includes colloidal silica in a part of raw materials to be used and has a chlorine concentration of 150 ppm or less.
Yohei Ono, Yasushi Uchida
Filed: 25 Feb 16
Utility
Oriented alumina substrate for epitaxial growth
7 Oct 19
An oriented alumina substrate for epitaxial growth according to an embodiment of the present invention includes crystalline grains constituting a surface thereof, the crystalline grains having a tilt angle of 0.1° or more and less than 1.0° and an average sintered grain size of 10 μm or more.
Morimichi Watanabe, Kei Sato, Kiyoshi Matsushima, Tsutomu Nanataki
Filed: 21 Feb 18
Utility
Oriented alumina substrate for epitaxial growth
7 Oct 19
An oriented alumina substrate for epitaxial growth according to an embodiment of the present invention includes crystalline grains constituting a surface thereof, the crystalline grains having a tilt angle of 1° or more and 3° or less and an average sintered grain size of 20 μm or more.
Morimichi Watanabe, Kei Sato, Kiyoshi Matsushima, Tsutomu Nanataki
Filed: 21 Feb 18
Utility
Honeycomb Filter
2 Oct 19
A honeycomb filter includes a honeycomb structure including a porous partition wall surrounding cells, porous inflow side plugging portions and porous outflow side plugging portions.
Takashi AOKI
Filed: 13 Mar 19
Utility
Ceramic Porous Body and Dust Collecting Filter
2 Oct 19
Rui HORIMOTO, Mitsuhiro Ito, Akifumi Kawakami, Yuki Jin, Hiroaki Noguchi
Filed: 4 Mar 19
Utility
Ceramic Porous Body and Method for Producing the Same, and Dust Collecting Filter
2 Oct 19
A ceramic porous body includes skeleton portions; and pore portions formed between the skeleton portions, the pore portions being capable of allowing a fluid to flow therethrough.
Masaki ISHIKAWA, Takahiro TOMITA, Kenji MORIMOTO
Filed: 25 Mar 19
Utility
Honeycomb Filter
2 Oct 19
Yoshiki KONNO
Filed: 10 Mar 19
Utility
Honeycomb Filter
2 Oct 19
A honeycomb filter includes a pillar-shaped honeycomb structure body having a porous partition wall surrounding cells each of which has one end plugged by a plugging portion.
Fumihiko Yoshioka
Filed: 10 Mar 19
Utility
Silicon Carbide Porous Body and Method for Producing the Same
2 Oct 19
A silicon carbide porous body includes: (A) silicon carbide particles as an aggregate; and (B) at least one selected from the group consisting of metallic silicon, alumina, silica, mullite and cordierite.
Suguru KODAMA, Makoto HAMAZAKI
Filed: 18 Mar 19
Utility
Honeycomb Structure for Supporting Catalyst and Production Method Therefor
2 Oct 19
A pillar-shaped honeycomb structure for supporting catalyst, including partition walls partitioning a plurality of cells extending from a first end face provided with a fluid inlet to a second end face provided with a fluid outlet, wherein the partition walls include a first region with a high initial water absorption speed and a second region with a lower initial water absorption speed than the first region, and the initial water absorption speed of the second region is 15% or more lower than the initial water absorption speed of the first region.
Tomoyuki SUZUKI
Filed: 17 Mar 19
Utility
Honeycomb Structure
2 Oct 19
A honeycomb structure including a honeycomb portion having porous partition walls extending from an inflow end face to an outflow end face to define cells forming through channels, an outermost peripheral wall, and a pair of electrode portions disposed on a side surface of the honeycomb portion.
Naoya TAKASE
Filed: 10 Mar 19
Utility
Honeycomb Structure
2 Oct 19
A honeycomb structure including a honeycomb having porous partition walls extending between inflow and outflow end faces to define cells, an outermost peripheral wall, and a pair of electrodes disposed on a side surface of the honeycomb.
Naoya TAKASE
Filed: 11 Mar 19
Utility
Conductive Honeycomb Structure
2 Oct 19
A conductive honeycomb structure that is divided into four equal portions in a flow path direction of cells in the structure to form four regions of A, B, C, and D from a side closer to a first end face, and an average value of electric resistances measured between two points in each of the four regions is represented as RA, RB, RC, and RD in this order from the side closer to the first end face.
Ai IKOMA, Yoshiyuki KASAI
Filed: 11 Mar 19
Utility
Honeycomb Structure
2 Oct 19
A honeycomb structure includes a pillar-shaped honeycomb structure body which has porous partition walls disposed to surround a plurality of cells Among the partition walls surrounding one of the cells, each of the partition walls constituting two opposite sides of the cell sandwiched therebetween is provided with a projection which project to extend into the cell and which is continuously provided in a direction in which the cell extends, and the area S1 of one region of the cell divided by a virtual line that virtually connects distal ends of the two projections in a section of the honeycomb structure body, and the area S2 of the other region (S1≤S2) of the cell satisfy 70%≤S1/S2×100%.
Takashi Kinoshita
Filed: 19 Mar 19
Utility
Bottom Face Processing Method of Pillar-shaped Honeycomb Structure, Manufacturing Method of Fired Honeycomb Structure, and Manufacturing Method of Joined Body
2 Oct 19
Nobuhiro FUJIE, Yuji WATANABE, Ken ITADU, Yoshihiro SATO
Filed: 14 Mar 19
Utility
Coating Material, Outer Periphery-coated Silicon Carbide-based Honeycomb Structure, and Method for Coating Outer Periphery of Silicon Carbide-based Honeycomb Structure
2 Oct 19
A coating material for a silicon carbide-based honeycomb structure, the coating material including from 20 to 75% by mass of ceramic powder (A), the ceramic powder (A) including from 55 to 95% by mass of silicon carbide and from 5 to 30% by mass of silicon dioxide as chemical components.
Suguru Kodama
Filed: 24 Mar 19
Utility
Honeycomb Structure
2 Oct 19
The honeycomb structure is equipped with a pillar-shaped honeycomb structure body having a porous partition wall that defines a plurality of cells extending from an inflow end face to an outflow end face and serving as a through channel of a fluid and a circumferential wall placed to surround the circumference of the partition wall.
Takashi KINOSHITA
Filed: 18 Mar 19
Utility
Honeycomb Formed Body and Method for Producing Honeycomb Structure
2 Oct 19
A honeycomb formed body containing a ceramics raw material, he honeycomb formed body including: a pillar shaped honeycomb structure portion having a plurality of rectangular cells, the cells being defined by partition walls and extending from a first end face to a second end face to form flow paths; an outer peripheral portion having outer peripheral portions X where the partition walls are covered with an outer peripheral wall; and outer peripheral portions Y where the partition walls are exposed.
Daniel Yukichi KITAGUCHI, Kouhei KATO, Shotaro MATSUMOTO
Filed: 21 Feb 19