John D. Walker
14Patents
8h-index
16Co-inventors
69Inventor score
Filing activity: Sep 10, 1984 → May 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5715323A | Radio attachable to spectacles | Electricity | 164 | Expired |
| US4911433A | Weighted athletic glove | Human Necessities | 69 | Expired |
| US7869908B2 | Method and system for data collection and analysis | Physics | 65 | Active |
| US6736793B2 | Self-sealing detachable balloon | Human Necessities | 61 | Expired |
| US6312405A | Self-sealing detachable balloon | Human Necessities | 49 | Expired |
| US4629832A | Communication system administration method and circuitry | Electricity | 16 | Expired |
| US5209745A | Blood cryopreservation container | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5029755A | Paint color change system | Performing Operations; Transporting | 10 | Expired |
| US5250044A | Blood cryopreservation container | Human Necessities | 7 | Expired |
| US10258852B1 | Garage storage net | Performing Operations; Transporting | 6 | Active |
| US10835796B2 | Athletic training net | Human Necessities | 3 | Active |
| US9623306B1 | Athletic training net | Human Necessities | 3 | Active |
| US8397560B2 | Sand level monitoring system | Physics | 2 | Active |
| US6491197B1 | Golf bag balancing attachment and method | Human Necessities | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.