David A. Chen
8Patents
4h-index
11Co-inventors
54Inventor score
Filing activity: Apr 5, 1999 → Aug 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7020685B1 | Method and apparatus for providing internet content to SMS-based wireless devices | Electricity | 666 | Expired |
| US7020849B1 | Dynamic display for communication devices | Physics | 108 | Expired |
| US6363419B1 | Method and apparatus for generating idle loop screen displays on mobile wireless computing devices | Electricity | 97 | Expired |
| US6968216B1 | Method and apparatus for controlling ringer characteristics for wireless communication devices | Electricity | 41 | Expired |
| US9918886B2 | Seat assist device | Human Necessities | 3 | Active |
| US11563852B1 | System and method for identifying complaints in interactive communications and providing feedback in real-time | Electricity | 2 | Active |
| US10874564B2 | Seat assist device | Human Necessities | 1 | Active |
| US10881564B2 | Seat assist device | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.