David A. Sheppard
2Patents
2h-index
6Co-inventors
37Inventor score
Filing activity: Feb 1, 1988 → Feb 22, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4899342A | Method and apparatus for operating multi-unit array of memories | Physics | 339 | Expired |
| US6588808B1 | Locomotive rail conditioning system alignment verification | Performing Operations; Transporting | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.