Tom Chang
25Patents
3h-index
21Co-inventors
59Inventor score
Filing activity: Jul 31, 2001 → May 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9667883B2 | Three-dimensional image sensing device and method of sensing three-dimensional images | Electricity | 18 | Active |
| US7218428B2 | Method of sequencing image data inside memory of optical scanning device | Electricity | 4 | Expired |
| US6608301B2 | Single step multi-section exposure scanning method | Electricity | 3 | Expired |
| US8854335B2 | Electronic apparatus having touch sensing ability and non-touch sensing ability and control method thereof | Physics | 3 | Active |
| US7785667B2 | Method of controlling edge definition of viscous materials | Electricity | 2 | Active |
| US9859313B2 | Complementary metal-oxide-semiconductor depth sensor element | Electricity | 2 | Active |
| USRE42033E1 | Single step multi-section exposure scanning method | General | 1 | Expired |
| US9639167B2 | Control method of electronic apparatus having non-contact gesture sensitive region | Physics | 1 | Active |
| US9377355B2 | Optical sensor apparatus and image sensing apparatus integrating multiple functions | Electricity | 1 | Active |
| US7751103B2 | Method of sequencing image data inside memory of optical scanning device | Electricity | 1 | Active |
| US10036810B2 | Non-contact optical sensing device and method for sensing depth of an object in three-dimensional space | Physics | 0 | Active |
| US10684122B2 | Complementary metal-oxide-semiconductor depth sensor element | Electricity | 0 | Active |
| US8427723B2 | Method of sequencing image data inside memory of optical scanning device | Electricity | 0 | Active |
| US9569011B2 | Optical sensor module utilizing optical designs to adjust gesture sensitive region, and related mobile apparatus | Physics | 0 | Active |
| USRE42774E1 | Single step multi-section exposure scanning method | General | 0 | Active |
| US10558270B2 | Method for determining non-contact gesture and device for the same | Physics | 0 | Active |
| US9778756B2 | Optical sensor module utilizing optical designs to adjust gesture sensitive region, and related mobile apparatus | Physics | 0 | Active |
| US11150129B2 | Optical sensing module | Electricity | 0 | Active |
| US7742654B2 | Image correction method, apparatus, article and image | Electricity | 0 | Active |
| US7206093B2 | Scanning device and method for saving compensation memory | Electricity | 0 | Expired |
| US7881557B2 | Image correction method, apparatus, article and image | Electricity | 0 | Active |
| US7421145B2 | Image correction method, apparatus, article and image | Electricity | 0 | Expired |
| US7511863B2 | Scanning device and method for saving compensation memory | Electricity | 0 | Active |
| US9466325B2 | Patterned growth guiding mechanism | Physics | 0 | Active |
| US9189081B2 | Optical sensing apparatus and method for detecting object near optical sensing apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.