Philip C. Walker
12Patents
9h-index
20Co-inventors
64Inventor score
Filing activity: Jul 30, 1990 → Jan 8, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5207692A | Surgical clip applier with reciprocating clip sleeve and dual ratchet mechanism | Emerging Cross-Sectional Technologies | 356 | Expired |
| USD417107S | Corner shelf | General | 35 | Expired |
| USD331462S | Surgical clip | General | 33 | Expired |
| US6058548A | Removable cleaning element from mop | Human Necessities | 22 | Expired |
| USD425980S | Hand-held tissue examination device | General | 21 | Expired |
| USD387150S | Portable fan | General | 18 | Expired |
| USD414966S | Shelf | General | 15 | Expired |
| US6003187A | Combination mop and wiper | Human Necessities | 14 | Expired |
| USD416404S | Cabinet | General | 9 | Expired |
| USD332491S | Surgical clip applier | General | 5 | Expired |
| USD414633S | Drawer | General | 2 | Expired |
| USD414961S | Pole mounted shelf unit | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.