Shinobu Tsutsumikoshi
14Patents
10h-index
11Co-inventors
69Inventor score
Filing activity: Jan 31, 1983 → Sep 19, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4535869A | Saddle riding type motorcar having four wheels | Performing Operations; Transporting | 73 | Expired |
| US4699229A | Endless articulated steel band vehicle for off-road services | Performing Operations; Transporting | 48 | Expired |
| US5749429A | Power assist apparatus of power assisted bicycle | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4788888A | Two-and-four-wheel drive shifting system | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6152251A | Power assist bicycle | Performing Operations; Transporting | 18 | Expired |
| US6591934B2 | Motorcycle | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4719819A | Power transmission system for a vehicle | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6557516B2 | Engine unit for a vehicle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6481408B2 | Engine unit of motorcycle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6427796B1 | Rear wheel suspension system of motorcycle | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6405821B2 | Power unit of motorcycle | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4650203A | Steering apparatus for a saddle riding type motorcar having four wheels | Performing Operations; Transporting | 3 | Expired |
| US7837003B2 | Straddle type vehicle with electric power steering apparatus | Performing Operations; Transporting | 2 | Active |
| US8074764B2 | Straddle type vehicle with electric power steering apparatus | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.