Michael L. Shaffer
3Patents
3h-index
8Co-inventors
39Inventor score
Filing activity: May 30, 1990 → Sep 6, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5017972A | Elevator tray position control apparatus | Performing Operations; Transporting | 52 | Expired |
| US5216246A | Optical safety shutoff for machine cover | Electricity | 23 | Expired |
| US5506660A | Multi-pitch paper and image handling on seamed belt | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.