John R. Vandervoort
13Patents
11h-index
9Co-inventors
65Inventor score
Filing activity: Sep 20, 1976 → Dec 16, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4754665A | Auxiliary transmission section | Emerging Cross-Sectional Technologies | 136 | Expired |
| US4788889A | Mechanical transmission and control method therefor | Emerging Cross-Sectional Technologies | 70 | Expired |
| US5000060A | Compound transmission and shift control therefor | Emerging Cross-Sectional Technologies | 44 | Expired |
| US4974468A | Compound transmission and shift control therefor | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4375172A | Blocked change gear transmission utilizing resilient shifting mechanisms and improved jaw clutch assembly therefor | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4152949A | Extended range transmission | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4192196A | Blocked change gear transmission and improved blocker and jaw clutch assembly therefor | Emerging Cross-Sectional Technologies | 15 | Expired |
| US9726240B2 | Method and system for detecting and clearing battery power failure of electric clutch actuator | Emerging Cross-Sectional Technologies | 13 | Active |
| US4104928A | Transmission | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4640145A | Multiple countershaft transmission | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4269077A | Change gear transmission | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5069079A | Self-energizing synchronizer | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5052535A | Positive clutch structure | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.