Narihiko Yoshimura
13Patents
5h-index
18Co-inventors
63Inventor score
Filing activity: May 28, 1987 → Jul 25, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5259978A | Traction fluid composition comprising a cyclohexyl diester and branched poly-.alpha.-olefin | Chemistry; Metallurgy | 19 | Expired |
| US5266229A | Stable electro-rheological fluid having a high viscosity-increasing effect | Chemistry; Metallurgy | 10 | Expired |
| US4871476A | Synthetic lubricating fluid | Chemistry; Metallurgy | 10 | Expired |
| US4886614A | Synthetic traction fluid | Chemistry; Metallurgy | 9 | Expired |
| US5922656A | Lubricant compositions for automatic transmissions | Chemistry; Metallurgy | 5 | Expired |
| US4886613A | Traction fluid | Chemistry; Metallurgy | 5 | Expired |
| US5039440A | Traction fluid | Chemistry; Metallurgy | 5 | Expired |
| US4889650A | Synthetic traction fluid | Chemistry; Metallurgy | 5 | Expired |
| US4978468A | Traction fluid | Chemistry; Metallurgy | 5 | Expired |
| US5075024A | Synthetic traction fluid | Chemistry; Metallurgy | 4 | Expired |
| US5171481A | Synthetic traction fluid | Chemistry; Metallurgy | 2 | Expired |
| US8138133B2 | Gear oil composition | Chemistry; Metallurgy | 2 | Active |
| US6878678B2 | Oil composition for automatic transmission | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.