532 patents
Utility
Compound, Material for Organic Electroluminescent Element, Organic Electroluminescent Element, and Electronic Device
28 Dec 23
Tasuku HAKETA, Takuto FUKAMI, Shota TANAKA, Yusuke TAKAHASHI, Tsukasa SAWATO
Filed: 26 Nov 21
Utility
Organic electroluminescent element and electronic device
5 Dec 23
An organic electroluminescence device includes an anode, an emitting layer, and a cathode, in which the emitting layer contains a first compound and a second compound, the second compound satisfying (a), (b), (c), and (d) of: (a) a half bandwidth being 30 nm or less; (b) ionization potential being 6.0 eV or less; (c) a singlet energy S1(M2) being 2.6 eV or more; and (d) a peak top in a toluene solution being 465 nm or less.
Kazuki Nishimura
Filed: 16 Apr 20
Utility
Organic electroluminescent element and electronic device
5 Dec 23
Satomi Tasaki, Kazuki Nishimura, Yuki Nakano, Hiroaki Itoi
Filed: 26 Apr 21
Utility
Lubricant composition for transmission, production method thereof, lubricating method using lubricant composition for transmission, and transmission
21 Nov 23
Provided are: a lubricating oil composition for transmissions having a long fatigue life and a low viscosity, which contains a base oil and an olefin copolymer and in which the mass-average molecular weight of the olefin copolymer is 5,000 or more and 30,000 or less, the hydrodynamic radius of the olefin copolymer is 1.00 nm or more and 5.00 nm or less, and the content of the olefin copolymer based on the total amount of the composition is 1.0% by mass or more and 8.0% by mass or less; and a production method for the composition, a lubricating method using a lubricating oil composition for transmissions, and a transmission.
Kazushi Tamura
Filed: 22 Apr 20
Utility
Method for culturing bacillus bacterium, and method for producing useful substance
21 Nov 23
An objective of the present invention is to provide a culturing method, by which Bacillus bacterial spores can be efficiently produced.
Yuki Tsukagoshi
Filed: 6 Oct 17
Utility
Grease composition
31 Oct 23
A grease composition may be used for speed reducers and speed increasers, being excellent in both torque transmission efficiency and leak prevention performance.
Akihiro Shishikura
Filed: 27 Feb 20
Utility
Compound having naphthobenzofuranyl structure, material for organic electroluminescence device, organic electroluminescence device, and electronic instrument
24 Oct 23
Yusuke Takahashi, Tasuku Haketa, Shota Tanaka
Filed: 1 Jul 22
Utility
Transition metal compound and method for producing olefin polymer
24 Oct 23
Takuji Okamoto
Filed: 2 Sep 19
Utility
Method for Producing Atomization Sulfide Solid Electrolyte, Atomization Sulfide Solid Electrolyte, Electrode Mixture and Lithium Ion Battery
19 Oct 23
Provided are a method for producing an atomization sulfide solid electrolyte, including atomizing a raw material sulfide solid electrolyte together with a specific ketone compound, the raw material sulfide solid electrolyte containing a lithium atom, a sulfur atom, a phosphorus atom and a halogen atom; an atomization sulfide solid electrolyte; an electrode mixture containing the atomization sulfide solid electrolyte and an electrode active material; and a lithium ion battery containing at least one of the atomization sulfide solid electrolyte and the electrode mixture.
Kenji MORIYAMA, Shinji TANAKA, Katsuhito KONDO, Hironari KIMPARA, Atsushi YAO
Filed: 20 Mar 23
Utility
Production Method for Sulfide Solid Electrolyte
5 Oct 23
Provided is a production method for a sulfide solid electrolyte capable of preventing generation of a hydrogen sulfide gas even when brought into contact with moisture while capable of preventing reduction in ionic conductivity, the method includes mixing a raw material inclusion containing at least two raw materials, the raw material inclusion contains at least one selected from a lithium atom, a sulfur atom, a phosphorus atom and a halogen atom, and the raw material inclusion contains modified P2S5.
Yusuke ISEKI, Atsushi Sato
Filed: 7 Mar 23
Utility
Oxide semiconductor substrate and schottky barrier diode
26 Sep 23
A schottky barrier diode element having a silicon (Si) substrate, an oxide semiconductor layer and a schottky electrode layer, wherein the oxide semiconductor layer includes a polycrystalline and/or amorphous oxide semiconductor having a band gap of 3.0 eV or more and 5.6 eV or less.
Shigekazu Tomai, Masatoshi Shibata, Emi Kawashima, Koki Yano, Hiromi Hayasaka
Filed: 25 May 17
Utility
Composition, method for producing conductive film, conductive film, capacitor
26 Sep 23
A composition comprising: (a) a conductive polymer, (b) a resin having a solubility parameter of 9.0 to 12.0 (cal/cm3)1/2, (c) a solvent, and (d) a phenolic compound.
Shingo Onodera, Toru Bando
Filed: 18 Apr 19
Utility
Organic Electroluminescent Element, Organic Electroluminescent Light-emitting Device, and Electronic Equipment
21 Sep 23
An organic electroluminescence device includes: an anode; a cathode; an emitting layer provided between the anode and the cathode; and a first layer provided between the emitting layer and the cathode, in which the first layer contains a first compound having at least one deuterium atom, and the emitting layer contains a delayed fluorescent compound.
Takushi SHIOMI, Hisato MATSUMOTO, Toshinari OGIWARA
Filed: 27 Jul 21
Utility
Production Method for Sulfide Solid Electrolyte
21 Sep 23
Provided is a production method for a sulfide solid electrolyte capable of producing a sulfide solid electrolyte for which the production process is not complicated and which can produce a sulfide solid electrolyte having a small particle diameter (having a large specific surface) and having a small oil absorption amount, according to a production method for a sulfide solid electrolyte which includes mixing a raw material inclusion containing a lithium atom, a sulfur atom, a phosphorus atom and a halogen atom, and a complexing agent to obtain an electrolyte precursor, removing the complexing agent from the electrolyte precursor to obtain a complex degradate, heating the complex degradate to obtain a crystalline complex degradate, and pulverizing the crystalline complex degradate by applying thereto a mechanical treatment with an integrated energy amount of 10 Wh/kg or more and less than 500 Wh/kg to obtain a pulverized product.
Yuma KITAMURA, Masayuki SHIBATA, Tomoyuki OKUYAMA
Filed: 10 Mar 23
Utility
Water-soluble metal processing oil composition
19 Sep 23
The present invention provides a water-soluble metalworking oil composition, including: 5.0 to 20.0 mass % of a sulfur compound (A) that is one or more kinds selected from the group consisting of a sulfurized fat and oil and a sulfurized ester and has a kinematic viscosity of 10 to 800 mm2/s at 40° C.; 0.5 to 20.0 mass % of the nonionic surfactant (B) having an HLB of 6 to 18; 7.0 to 30.0 mass % of an unsaturated fatty acid polymer (C); and an amine compound (D) selected from the group consisting of a tertiary amine and a secondary amine.
Tomohiko Kitamura
Filed: 25 Mar 20
Utility
Compound and organic electroluminescence device using the same
19 Sep 23
Yoshinao Shirasaki, Tetsuya Masuda, Takushi Shiomi, Masatoshi Saito, Kei Yoshida, Masato Nakamura
Filed: 20 Feb 19
Utility
Grease composition, and lubrication method and device for sliding mechanism, using said grease composition
19 Sep 23
The present invention addresses a problem of providing a grease composition containing a urea-based thickener and capable of appropriately maintaining the kinematic friction force in lubrication parts.
Go Watanabe
Filed: 27 Feb 20
Utility
Method for producing sulfide solid electrolyte
5 Sep 23
Disclosed is a method for producing a sulfide solid electrolyte including a step of processing a slurry by at least one treatment selected from drying and heating, wherein a solid electrolyte raw material containing a lithium element, a sulfur element, a phosphorus element and a halogen element, and a complexing agent are mixed in a reactor to give a complex slurry containing a complex formed of the solid electrolyte raw material and the complexing agent, and the complex slurry is transferred into an intermediate tank equipped with a cooling device and cooled therein.
Yusuke Iseki, Nobuhito Nakaya
Filed: 20 Nov 20
Utility
Grease composition
5 Sep 23
The present invention relates to a grease composition which can impart excellent durability to a bearing used under a high-speed rotation condition with a DN value of 100,000 or more, wherein the grease composition contains a base oil (A) and a urea-based thickener (B), and particles containing the urea-based thickener (B) in the grease composition satisfy requirement (I) that the particles have an arithmetic mean particle diameter of 2.0 μm or less on an area basis when measured by a laser diffraction scattering method.
Kouji Takane, Go Watanabe, Akihiro Shishikura, Jun Yamashita
Filed: 31 Jan 20
Utility
Aromatic amine derivative and elecroluminescence device using the same
5 Sep 23
Provided are a novel aromatic amine derivative having a specific structure and an organic electroluminescence device in which an organic thin layer comprising a single layer or plural layers including a light emitting layer is interposed between a cathode and an anode, wherein at least one layer of the above organic thin layer contains the aromatic amine derivative described above in the form of a single component or a mixed component.
Nobuhiro Yabunouchi, Tetsuya Inoue
Filed: 4 May 22