John G. Tomkinson
4Patents
4h-index
6Co-inventors
43Inventor score
Filing activity: Apr 12, 1985 → Oct 11, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5623931A | Needle guide for use with ultrasound imaging systems | Human Necessities | 162 | Expired |
| US4640416A | Disk storage and carrying case | Physics | 30 | Expired |
| US4655342A | Disc storage case | Physics | 17 | Expired |
| USD288145S | Disk storage and carrying case | General | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.