Hing Wah Chan
9Patents
3h-index
9Co-inventors
50Inventor score
Filing activity: Mar 15, 1983 → Aug 15, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6759687B1 | Aligning an optical device system with an optical lens system | Electricity | 23 | Expired |
| USD285900S | Multi-functional tool | General | 20 | Expired |
| US4798132A | Controllable temperature grid assembly for food | Human Necessities | 5 | Expired |
| USD284408S | Infant feeding bottle | General | 2 | Expired |
| US8624102B2 | Metal trace fabrication for optical element | Emerging Cross-Sectional Technologies | 2 | Active |
| USD283345S | Infant feeding bottle | General | 1 | Expired |
| US8389851B2 | Metal trace fabrication for optical element | Emerging Cross-Sectional Technologies | 1 | Active |
| USD283346S | Infant feeding bottle | General | 1 | Expired |
| US7985921B2 | Systems to retain an optical element on a solar cell | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.