Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079253 | Wiegand module and methods of forming the same | Choon Chong, Yik Foong Soo | 2021-08-03 |
| 9046387 | Shaft-mounted detector for optical encoder | Cheng Kwong Cheang | 2015-06-02 |
| 8847144 | Enhanced optical reflective encoder | Yik Foong Soo, Wee Jin Yeap | 2014-09-30 |
| 8525102 | Optical encoding system and optical encoder having an array of incremental photodiodes and an index photodiode for use in an optical encoding system | Marcin Augustyniak, Cheng Kwong Cheang | 2013-09-03 |
| 8247758 | Optical jog wheel with spiral coding element | Chee Foo Lum, Siang Leong Foo, Timothy James Orsley | 2012-08-21 |
| 8212202 | Reflective optical encoder package and method | Cheng Kwong Cheang | 2012-07-03 |
| 8193483 | Optical encoder systems, devices and methods | Yee Loong Chin, Wee Jin Yeap, Cheng Kwong Cheang | 2012-06-05 |
| 8068040 | Optical encoder with integrated monitor | Chee Foo Lum, Siow Ming Tan | 2011-11-29 |
| 8063355 | Reflective multi-turn encoders with different light sensing systems | Sze Kuang Lee, Yee Loong Chin | 2011-11-22 |
| 7795576 | Single dome lens reflective optical encoder | Yee Loong Chin, Wee Jin Yeap, Cheng Kwong Cheang | 2010-09-14 |
| 7732756 | User navigation device with a code wheel and an encoder | Chee Foo Lum, Siang Leong Foo | 2010-06-08 |
| 7675026 | Optical jog wheel with spiral coding element | Chee Foo Lum, Siang Leong Foo, Timothy James Orsley | 2010-03-09 |
| 7619209 | Encoder with a combined position and index track | Chee Foo Lum, Siang Leong Foo | 2009-11-17 |
| 7619210 | Encoder with a combined position and index track | Chee Foo Lum, Siang Leong Foo | 2009-11-17 |
| 7579829 | Inductive multi-turn encoder | Sze Kuang Lee | 2009-08-25 |
| 7557340 | Shaft-mounted detector for optical encoder having an aperture through the detector for receiving a rotary shaft of a motor | Cheng Kwong Cheang | 2009-07-07 |
| 7507950 | Encoder with a combined position and index track | Chee Foo Lum, Siang Leong Foo | 2009-03-24 |
| 7495583 | Flat-top reflection-based optical encoders | Teong Tan, Premkumar S. Ramachandr, Yee Loong Chin, Cheng Why Tan | 2009-02-24 |
| 7449677 | Optical encoder | Kean Foong Ng, Sze Kuang Lee, Hock Aun Tan, Wee Jin Yeap, Chee Foo Lum +3 more | 2008-11-11 |
| 7399956 | Optical encoder with sinusoidal photodetector output signal | Chee Foo Lum, Siang Leong Foo, Song Wah Ooi, Keen-Hun Leong, Yik Foong Soo +2 more | 2008-07-15 |
| 7400269 | Coding element with integrated limit switch | Chee Foo Lum | 2008-07-15 |
| 7385178 | Reflective encoders with various emitter-detector configurations | Yee Loong Chin, Siang Leong Foo, Saiful Saidan, Cheng Why Tan, Wee Jin Yeap | 2008-06-10 |
| 7378643 | Optical projection encoder with patterned mask | Chee Foo Lum, Sai Mun Lee | 2008-05-27 |
| 7317183 | High performance reflectivity optical encoder with a protrusion between lenses | Yee Loong Chin, Siang Leong Foo | 2008-01-08 |
| 7244928 | Optical encoder | Kean Foong Ng, Sze Kuang Lee, Hock Aun Tan, Wee Jin Yeap, Chee Foo Lum +3 more | 2007-07-17 |