Frank J. Winchell
19Patents
16h-index
7Co-inventors
67Inventor score
Filing activity: Nov 1, 1974 → Apr 3, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4325565A | Cambering vehicle | Performing Operations; Transporting | 185 | Expired |
| US4076270A | Foldable cambering vehicle | Performing Operations; Transporting | 121 | Expired |
| US4087107A | Cambering vehicle with trailing arm seat for vehicle operator | Performing Operations; Transporting | 65 | Expired |
| US4087106A | Cambering vehicle | Performing Operations; Transporting | 64 | Expired |
| US5080365A | Golf club | Human Necessities | 51 | Expired |
| US4065144A | Cambering vehicle | Performing Operations; Transporting | 47 | Expired |
| US4088338A | Cambering vehicle with cable stabilizer and equalizer | Performing Operations; Transporting | 43 | Expired |
| US4423795A | Wheeled vehicle with cambering front module | Performing Operations; Transporting | 34 | Expired |
| US4071261A | Lock bar for cambering vehicle | Performing Operations; Transporting | 32 | Expired |
| USRE32031E | Cambering vehicle | General | 32 | Expired |
| US4137985A | Vehicle security system | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4087108A | Cambering vehicle with trailing arms interconnected by spur gearing | Performing Operations; Transporting | 29 | Expired |
| US4087104A | Method of manually propelling a cambering vehicle | Performing Operations; Transporting | 25 | Expired |
| US4437535A | Three-track motorcycle with cambering main frame | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4319571A | Ostomy appliance | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4054300A | Cambering vehicle with trailing arms interconnected by geared stabilizer and equalizer mechanism | Performing Operations; Transporting | 16 | Expired |
| US4106605A | Centrifugal and one way clutches in series with friction clutch | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US3954356A | Rotary engine rotor housing having coolant cooled bridged exhaust port | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US3973882A | Rotary combustion engine apex seal arrangement | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.