William P. Ryan
10Patents
8h-index
13Co-inventors
69Inventor score
Filing activity: Aug 1, 1975 → Mar 23, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6110101A | Bladder sling | Human Necessities | 350 | Expired |
| US6042536A | Bladder sling | Human Necessities | 300 | Expired |
| US5492532A | Balloon catheter | Human Necessities | 100 | Expired |
| US4495380A | Combined metal and plastic standoff | Emerging Cross-Sectional Technologies | 82 | Expired |
| US5338314A | Rotating Y-connector | Human Necessities | 69 | Expired |
| US4708094A | Fuel control system for dual fuel engines | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5205831A | Compression gasket for Y-connector | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4539841A | Method of determining engine cylinder compression pressure and power output | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4520658A | Method of locating engine top dead center position | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US3966912A | Method of preparing tobacco smoke filter | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.