David Simpson
17Patents
8h-index
6Co-inventors
65Inventor score
Filing activity: Mar 28, 1997 → May 3, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD795775S1 | Wheel for motor vehicle | General | 37 | Active |
| USD783486S1 | Wheel for a motor vehicle | General | 17 | Active |
| USD795780S1 | Spoke of a wheel | General | 17 | Active |
| USD775573S1 | Wheel for motor vehicle | General | 15 | Active |
| USD808881S1 | Wheel for motor vehicle | General | 13 | Active |
| US5972085A | Printed article and method | Chemistry; Metallurgy | 12 | Expired |
| US11018524B2 | Induction driven lighting | Electricity | 12 | Active |
| USD736688S1 | Vehicle wheel | General | 10 | Active |
| US7213888B2 | Wheel spinner assembly | Performing Operations; Transporting | 6 | Expired |
| USD842210S1 | Spoke of a wheel | General | 5 | Active |
| USD542212S1 | Vehicle wheel spinner | General | 4 | Expired |
| USD569319S1 | Vehicle wheel assembly | General | 3 | Expired |
| USD568223S1 | Vehicle wheel front face | General | 2 | Expired |
| US9957152B2 | Dual-fluid dispensing system and apparatus for diesel vehicle | Performing Operations; Transporting | 2 | Active |
| USD830277S1 | Spoke of a vehicle wheel | General | 1 | Active |
| USD841552S1 | Wheel for motor vehicle | General | 0 | Active |
| US12200825B2 | Induction driven lighting | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.