David A. Powell
14Patents
7h-index
5Co-inventors
59Inventor score
Filing activity: Sep 29, 1982 → Nov 14, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5957470A | Flexible skate | Human Necessities | 50 | Expired |
| US5419436A | Cup with article receiving area on bottom surface | Physics | 43 | Expired |
| US7150461B2 | Foldable skateboard | Human Necessities | 39 | Expired |
| USD473905S1 | Foldable skateboard | General | 34 | Expired |
| US7681949B2 | Haptic vehicle seat | Electricity | 31 | Active |
| USD472596S1 | Foldable skateboard | General | 30 | Expired |
| US5351851A | Container with insert area | Performing Operations; Transporting | 24 | Expired |
| US7551068B2 | Vehicle seat alert system | Performing Operations; Transporting | 7 | Active |
| USD494820S1 | Nutcracker | General | 4 | Expired |
| US6299182A | Flexible skate | Human Necessities | 2 | Expired |
| US6031162A | Inbred corn plant 90LDI1 and seeds thereof | Human Necessities | 2 | Expired |
| US10453563B2 | Health care event matching | Physics | 1 | Active |
| US10055544B2 | Patient care pathway shape analysis | Physics | 0 | Active |
| USPP5339P | Dwarf Australian tree fern | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.