David Roy
10Patents
3h-index
8Co-inventors
53Inventor score
Filing activity: May 11, 1983 → Sep 30, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4637152A | Rotary drive mechanism for energizing toys, kinetic sculptures, or the like | Emerging Cross-Sectional Technologies | 28 | Expired |
| USD310394S | Stacking toy | General | 7 | Expired |
| USD851152S1 | Imaging device | General | 7 | Active |
| US7965737B2 | Addressing method for transporting data on a telecommunication network, corresponding address structure signal, gateway and computer program | Electricity | 1 | Active |
| US9095854B2 | Chipper striker assembly | Emerging Cross-Sectional Technologies | 0 | Active |
| USD985650S1 | Imaging device | General | 0 | Active |
| US11067283B2 | Heating device | Human Necessities | 0 | Active |
| US10047960B2 | Heating device | Human Necessities | 0 | Active |
| US9227192B2 | Chipper striker assembly | Emerging Cross-Sectional Technologies | 0 | Active |
| US4879989A | Toy stacking and kicking mechanism | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.