John R. Schmidt
3Patents
2h-index
4Co-inventors
41Inventor score
Filing activity: Jul 7, 1983 → Mar 23, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4522518A | Character data input keyboard arrangement having central matrix of keys | Performing Operations; Transporting | 35 | Expired |
| US5505456A | Board game for evaluating skill in scrambling and unscrambling of words | Human Necessities | 9 | Expired |
| US10906848B2 | Propellant grain for optimizing the interior ballistic performance of a weapon | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.