William Chen
35Patents
15h-index
41Co-inventors
81Inventor score
Filing activity: Nov 6, 1978 → Jun 26, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6741655B1 | Algorithms and system for object-oriented content-based video search | Physics | 142 | Expired |
| US8270473B2 | Motion based dynamic resolution multiple bit rate video encoding | Electricity | 128 | Active |
| US8311115B2 | Video encoding using previously calculated motion information | Electricity | 114 | Active |
| US8396114B2 | Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming | Electricity | 77 | Active |
| US8254455B2 | Computing collocated macroblock information for direct mode macroblocks | Electricity | 47 | Active |
| US6950473B2 | Hybrid technique for reducing blocking and ringing artifacts in low-bit-rate coding | Electricity | 46 | Expired |
| US7751478B2 | Prediction intra-mode selection in an encoder | Electricity | 38 | Active |
| US5515433A | Resistance forward telephone line feed circuit | Emerging Cross-Sectional Technologies | 38 | Expired |
| USD409183S | Joystick for video game | General | 33 | Expired |
| USD549665S1 | Remote controller for computer | General | 32 | Expired |
| US7372991B2 | Method and apparatus for summarizing and indexing the contents of an audio-visual presentation | Physics | 21 | Expired |
| US9648325B2 | Video decoding implementations for a graphics processing unit | Electricity | 21 | Active |
| US6169389A | Pumped capacitive storage system | Electricity | 18 | Expired |
| US6288883A | Power input protection circuit | Electricity | 18 | Expired |
| US6608900B1 | Load management system for an electrical device | Electricity | 16 | Expired |
| US7843995B2 | Temporal and spatial analysis of a video macroblock | Electricity | 15 | Active |
| US8170102B2 | Macroblock homogeneity analysis and inter mode prediction | Electricity | 13 | Active |
| US7646433B2 | User selectable image scaling | Electricity | 12 | Active |
| US7944965B2 | Transform domain based distortion cost estimation | Electricity | 12 | Active |
| US7190724B2 | Method and apparatus for transform domain video processing | Electricity | 11 | Expired |
| US6151226A | Four quadrant power conversion topology | Electricity | 10 | Expired |
| US4767980A | Inductance multiplier circuit | Electricity | 10 | Expired |
| US4518930A | Negative resistance circuit for VCO | Electricity | 9 | Expired |
| US10567770B2 | Video decoding implementations for a graphics processing unit | Electricity | 5 | Active |
| US7466845B2 | Interactive photo system | Emerging Cross-Sectional Technologies | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.