TK

Toshiaki Kuribayashi

TO Tonen: 8 patents #5 of 264Top 2%
TK Tonengeneral Sekiyu K.K.: 3 patents #2 of 32Top 7%
EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
📍 Agbor, NG: #4 of 29 inventorsTop 15%
Overall (All Time): #426,416 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7148186 Lubricant oil composition for diesel engines (LAW964) Nobuchika Kawagoishi, Satoshi Ogano 2006-12-12
6638897 Lubricant oil composition for internal combustion engines (law859) Satoshi Ogano, Nobuchika Kawagoishi, Makota Yoneda 2003-10-28
6329328 Lubricant oil composition for internal combustion engines Katsuya Koganei, Satoshi Ogano 2001-12-11
6207625 Lubricant oil composition for diesel engines (LAW913) Satoshi Ogano 2001-03-27
5804096 Refrigerating machine oil Takehisa Sato, Satoshi Ogano 1998-09-08
5798054 Lubricant and combination lubricant and refrigerant composition Takehisa Sato, Hironari Ueda, Satoshi Asano, Tadashi Niwa, Hiroshi Ueno +2 more 1998-08-25
5747429 Fluid composition for use in fluid couplings containing at least one ferrocene derivative Tomohiro Katoh, Hitoshi Oenoki, Hironari Ueda, Mikirou Arai 1998-05-05
5656577 Fluid composition for fluid coupling Tomohiro Kato, Hitoshi Ohenoki, Hironari Ueda, Mikiro Arai 1997-08-12
5547597 Lubricating oil composition for two-cycle engines Katsuya Koganei, Takeshi Nomura, Noboru Umemoto 1996-08-20
5514292 Lubricating oil composition Takehisa Sato, Hironari Ueda 1996-05-07
5366646 Lubricating oil composition Takehisa Sato, Hironari Ueda 1994-11-22
5344582 Traction fluid derived from cyclopentadiene oligomers Noboru Umemoto, Takeshi Nomura, Takehisa Sato, Hirotaka Tomizawa 1994-09-06