Donald R. Walker
9Patents
7h-index
7Co-inventors
52Inventor score
Filing activity: May 23, 1977 → Aug 25, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4558470A | Shock attenuation system | Emerging Cross-Sectional Technologies | 90 | Expired |
| US4534068A | Shock attenuation system | Emerging Cross-Sectional Technologies | 88 | Expired |
| US5337417A | Rib protector | Human Necessities | 20 | Expired |
| US5456566A | System and method for transporting gymnasium floor covering | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4715066A | Shoulder pad | Human Necessities | 12 | Expired |
| US4142283A | Torsion spring wrench | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4679253A | Shoulder pad truss arch system | Human Necessities | 8 | Expired |
| US4435851A | Flap hinge for a shoulder pad | Human Necessities | 7 | Expired |
| US4680814A | Shoulder pad spring arch system | Human Necessities | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.