TI

Tetsuya Ishii

SC Sekisui Chemical Co.: 7 patents #85 of 908Top 10%
OL Olympus: 5 patents #926 of 3,097Top 30%
OC Olympus Optical Co.: 5 patents #667 of 2,334Top 30%
SK Showa Denko K.K.: 4 patents #353 of 1,736Top 25%
SK Sekisui Kagaku Kogyo: 3 patents #29 of 395Top 8%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
The Yokohama Rubber Co.: 2 patents #475 of 1,136Top 45%
Canon: 1 patents #14,899 of 19,416Top 80%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
TK Tokyo Keiki: 1 patents #60 of 166Top 40%
UJ Unisia Jecs: 1 patents #221 of 395Top 60%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
Overall (All Time): #107,132 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11713758 Vaned pump device having fluid pressure chambers located outside the cam ring to control cam ring eccentricity 2023-08-01
10960344 Method and apparatus for separating gas by pressure swing adsorption Yoji Fujimori, Kazumi Okada, Tomohiro Ootsuka 2021-03-30
10786782 Gas treatment method Yoji Fujimori 2020-09-29
10738330 Apparatus for producing organic substance from waste and method for producing organic substance from waste Satoshi Koma 2020-08-11
10626070 Device for manufacturing organic substance and method for manufacturing organic substance Yoji Fujimori, Satoshi Koma, Kazumi Okada, Kanetomo SATOU 2020-04-21
10597627 Apparatus for producing organic substance from waste and method for producing organic substance from waste Kanetomo SATOU, Norihide NISHIYAMA, Kokoro HAMACHI 2020-03-24
10577577 Device for manufacturing organic substance and method for manufacturing organic substance Kanetomo SATOU, Yoji Fujimori, Kokoro HAMACHI, Kazuo Doyama 2020-03-03
10196655 Apparatus for producing organic substance from waste and method for producing organic substance from waste Satoshi Koma 2019-02-05
8697912 N-(1-hydroxyethyl) carboxamide compound and process for producing same Keisuke Ohta, Syunichi Nagamatsu 2014-04-15
8580849 Hydrous gel and production process and use of the hydrous gel 2013-11-12
8383745 Method for producing N-methyl-N-vinylacetamide having improved stability and polymerizability 2013-02-26
7697345 Nonvolatile memory system, semiconductor memory, and writing method Hitoshi Miwa, Osamu Tsuchiya, Shooji Kubono 2010-04-13
7515194 Image pickup optical system and optical apparatus using the same Tetsuo Nagata, Tomoko Sato, Akihiro Sakurai, Takeshi Takahashi, Kazuhiro Matsumoto 2009-04-07
7271956 Diffractive optical element 2007-09-18
7199951 Decentering optical system, holding structure of decentering optical system, and optical apparatus using the same Tetsuo Nagata, Tomoko Sato, Akihiro Sakurai, Takeshi Takahashi, Kazuhiro Matsumoto 2007-04-03
7095573 Image pickup apparatus Tetsuo Nagata, Tomoko Sato, Akihiro Sakurai, Takeshi Takahashi, Kazuhiro Matsumoto 2006-08-22
6781756 Diffractive optical element 2004-08-24
6449094 Optical system including diffraction optical element 2002-09-10
6330109 Optical system comprising a diffractive optical element, and method of designing the same 2001-12-11
6246522 Optical system comprising a diffractive optical element, and method of designing the same 2001-06-12
6192958 Apparatus for producing fiber-reinforced resin golf club shaft Shinji Yamamoto 2001-02-27
6157488 Diffractive optical element 2000-12-05
6139285 Hydraulic pump for power steering system Yukio Uchida, Atsushi Ishizuka, Masateru Yamamuro 2000-10-31
6115234 Multilayer microelectronic circuit with trimmable capacitors Hiroshi Katagiri, Tadashi Shingaki, Tatsuya Takemura 2000-09-05
6046409 Multilayer microelectronic circuit Hiroshi Katagiri, Tadashi Shingaki, Tatsuya Takemura 2000-04-04