Toshifumi Hibi
30Patents
10h-index
14Co-inventors
72Inventor score
Filing activity: May 16, 1989 → Dec 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5899827A | Loading cam for continuously variable toroidal transmissions | Mechanical Engineering; Lighting; Heating | 208 | Expired |
| US6390946B1 | Toroidal type automatic transmission for motor vehicles | Mechanical Engineering; Lighting; Heating | 208 | Expired |
| US5267920A | Friction roller type continuously variable transmission | Mechanical Engineering; Lighting; Heating | 129 | Expired |
| US5230670A | Friction roller type continuously variable transmission | Mechanical Engineering; Lighting; Heating | 35 | Expired |
| US6498007B1 | Methods of treatment of disease using adsorbent carriers | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4960004A | Continuously variable traction roller transmission | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5136890A | Hydraulic control system for continuously variable traction roller transmission | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US5042326A | System for controlling continuously variable transmission | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5976053A | Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5103693A | Control system for transmission | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5144850A | Continuously variable traction roller transmission | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5021031A | Ratio change control for transmission | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5383125A | Slip control for automotive vehicle with continuously variable transmission | Performing Operations; Transporting | 8 | Expired |
| US5823911A | Supports for power rollers for use in toroidal-type continuously variable transmissions | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5372555A | Continuously variable traction roller transmission | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5099719A | Control system for continuously variable transmission | Performing Operations; Transporting | 7 | Expired |
| US5175685A | Feedback ratio change control for transmission | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6051080A | Rolling element used for toroidal-type continuously variable transmission and method for producing same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6248039A | Toroidal continuously variable transmission | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US9593767B2 | Shift control device for electrically driven vehicle | Emerging Cross-Sectional Technologies | 2 | Active |
| US6282789A | Method of manufacturing traction rollers for continuously variable transmissions and traction rollers resulting therefrom | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6527666B1 | Toroidal type continuously variable transmission and method for manufacturing trunnion | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7204783B2 | Toroidal type continuously variable transmission | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US9874278B2 | Automatic transmission control device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6413187B1 | Toroidal type continuously variable transmission and method of manufacturing link | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.