TY

Toshio Yamaguchi

DC Diesel Kiki Co.: 13 patents #13 of 366Top 4%
SC Sumitomo Metal Mining Co.: 8 patents #82 of 736Top 15%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
FL Fujitsu Component Limited: 5 patents #101 of 281Top 40%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
TO Toto: 3 patents #304 of 1,113Top 30%
AC Aichi Machine Industry Co.: 2 patents #11 of 131Top 9%
JA Jatco: 2 patents #307 of 871Top 40%
TE Toyo Engineering: 2 patents #62 of 295Top 25%
Canon: 2 patents #12,681 of 19,416Top 70%
DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #184 of 376Top 50%
BI Biomat: 1 patents #4 of 7Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC N.E. Chemcat: 1 patents #64 of 136Top 50%
Overall (All Time): #39,427 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
5468709 Catalysts for hydrotreating hydrocarbon oils and method of preparing the same Eiji Yamaguchi, Yuji Uragami, Hideharu Yokozuka, Kikoo Uekusa, Satoshi Abe +2 more 1995-11-21
5370095 Fuel-injection device Atsushi Ueda 1994-12-06
5305225 Charged particle litography method and apparatus Satoshi Yamasaki, Takayuki Abe 1994-04-19
5258059 Gas separation process Yasushi Kobayashi 1993-11-02
5250088 Gas separation process Yasushi Kobayashi 1993-10-05
5244822 Method of fabricating bipolar transistor using self-aligned polysilicon technology Hiroyuki Nihira, Nobuyuki Itoh, Hiroomi Nakajima, Eiryo Tsukioka 1993-09-14
5204276 Method of manufacturing semiconductor device Hiroomi Nakajima, Nobuyuki Itoh, Hiroyuki Nihira, Eiryo Tsukioka, Kenji Hirakawa +3 more 1993-04-20
5199855 Variable capacity compressor having a capacity control system using an electromagnetic valve Nobuyuki Nakajima 1993-04-06
5171728 Catalyst for oxidizing carbon-containing compounds and method for the production of the same Toshihiko Sakurai, Takao Suzuki 1992-12-15
5111539 Toilet device with system for inspecting health conditions Yoshiki Hiruta, Naoki Tsukamura, Yoshinobu Uchimura, Toshifumi Shigematsu, Hironori Yamasaki 1992-05-12
5106812 Catalyst carrier for use in high-temperature combustion 1992-04-21
5096842 Method of fabricating bipolar transistor using self-aligned polysilicon technology Hiroyuki Nihira, Nobuyuki Itoh, Hiroomi Nakajima, Eiryo Tsukioka 1992-03-17
5094592 Variable capacity vane compressor having a seal protective structure Nobuyuki Nakajima 1992-03-10
5087231 Supporting structure for output shaft of automotive transaxle for automotive vehicle Kazuhiko Sugano, Kazuyoshi Iwanaga 1992-02-11
5020976 Variale capacity vane compressor Nobuyuki Nakajima, Yuji Kawashima 1991-06-04
5001533 Bipolar transistor with side wall base contacts 1991-03-19
4986741 Vane compressor with ball valve located at the end of vane biasing conduit Nobuyuki Nakajima, Masaya Moruta, Kazuo Eitai 1991-01-22
4975400 Catalyst for hydrotreating solvent for coal liquefaction Yoshimasa Inoue, Yukuaki Mitarai 1990-12-04
4950633 Catalyst for hydrotreating coal liquefaction and circulation solvent Kikoo Uekusa, Naoto Kinbara, Eiji Funatsu, Katsuzo Shiraishi, Yukuaki Mitarai 1990-08-21
4917578 Variable capacity compressor Nobuyuki Nakajima 1990-04-17
4889474 Air conditioning system with variable capacity compressor Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-12-26
4881628 Automatic transmission having coaxially overlapped clutches 1989-11-21
4878814 Variable capacity compressor with capacity-indicating device Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-11-07
4875835 Variable displacement compressor Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-10-24
4869652 Variable capacity compressor Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-09-26