James D. Perryman
1Patents
1h-index
1Co-inventors
22Inventor score
Filing activity: Dec 18, 1989 → Dec 18, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5005099A | Method and apparatus for the prevention of fast-forwarding of a video cassette tape | Physics | 28 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.