David Cheng Cheng
7Patents
4h-index
8Co-inventors
42Inventor score
Filing activity: Aug 14, 2007 → Nov 9, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD589411S1 | Wheelchair member | General | 37 | Expired |
| US7871094B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 11 | Active |
| US8132823B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 6 | Active |
| US8424896B2 | Telescoping crossbar assembly | Emerging Cross-Sectional Technologies | 5 | Active |
| US8511699B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 4 | Active |
| US8579315B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 3 | Active |
| US8336898B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.