Roger A. Shipman
3Patents
3h-index
8Co-inventors
43Inventor score
Filing activity: Dec 7, 1987 → Mar 31, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5895089A | Dual function adjustable bumper for automotive vehicle sliding door | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4781417A | Upholstered seat cushion support | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5791723A | Bumper wedge for automotive vehicle sliding door | Fixed Constructions | 26 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.