Yee Loong Chin
33Patents
9h-index
36Co-inventors
75Inventor score
Filing activity: Aug 15, 2001 → Nov 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7265336B2 | Encoder utilizing a reflective cylindrical surface | Physics | 108 | Expired |
| US7465917B2 | Absolute encoder utilizing light of different wavelengths to reduce cross-talk | Physics | 88 | Expired |
| US6717362B1 | Light emitting diode with gradient index layering | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6653619B2 | Optical motion encoder with a reflective member allowing the light source and sensor to be on the same side | Physics | 37 | Expired |
| US7112916B2 | Light emitting diode based light source emitting collimated light | Emerging Cross-Sectional Technologies | 28 | Expired |
| US7102123B2 | Reflective imaging encoder | Physics | 22 | Expired |
| US7145127B2 | Optical encoding that utilizes total internal reflection | Physics | 17 | Expired |
| US7385178B2 | Reflective encoders with various emitter-detector configurations | Physics | 11 | Expired |
| US7182258B2 | Enhanced reflective optical encoder | Physics | 9 | Expired |
| US7795576B2 | Single dome lens reflective optical encoder | Physics | 7 | Active |
| US6998601B2 | Dual-axis optical encoder device | Physics | 7 | Expired |
| US8193483B2 | Optical encoder systems, devices and methods | Physics | 7 | Active |
| US9383229B2 | Optical reflective encoder with multi-faceted flat-faced lens | Emerging Cross-Sectional Technologies | 6 | Active |
| US7102177B2 | Light-emitting diode incorporating gradient index element | Electricity | 6 | Expired |
| US6995356B2 | Optical encoder device | Physics | 5 | Expired |
| US7462815B2 | Absolute encoder utilizing a code pattern carrier having a varying mixture of phosphors deposited thereon | Physics | 5 | Expired |
| US7317183B2 | High performance reflectivity optical encoder with a protrusion between lenses | Physics | 4 | Active |
| US7495583B2 | Flat-top reflection-based optical encoders | Physics | 4 | Expired |
| US7180430B2 | Low-cost absolute linear optical encoder | Physics | 4 | Expired |
| US7304294B2 | Reflective encoder with reduced background noise | Physics | 3 | Expired |
| US8232966B2 | Multiple input optical navigation system | Physics | 3 | Active |
| US7732755B2 | Absolute encoder utilizing light of different wavelengths to reduce cross talk | Physics | 2 | Active |
| US7279674B2 | Optical encoder module | Physics | 2 | Expired |
| US7544924B2 | Directional input device with a light directing shaft | Physics | 1 | Active |
| US7667189B2 | Optical encoder apparatus for removable connection with printed circuit board and methods of assembling optical encoder | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.