Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813298 | Current blocking structure to improve semiconductor laser performance | Yuen Chan, Teik Kooi Ong | 2004-11-02 |
| 6807215 | Two-section distributed Bragg reflector laser | Yuen Chan, Teik Kooi Ong, Hwi Lim, Lay Cheng Choo, Peh Tan | 2004-10-19 |
| 6798796 | Active wavelength locking | Nakamura Hiroshi, Yuen Chan | 2004-09-28 |
| 6661827 | Pumping source | Yuen Chan, Siu Chung Tam | 2003-12-09 |
| 6617188 | Quantum well intermixing | Boon Siew Ooi, Yuen Chan, Yan Zhou, Siu Chung Tam | 2003-09-09 |
| 6449049 | Profiling of aspheric surfaces using liquid crystal compensatory interferometry | Zhisheng Yun, Yan Zhou, Siu Chung Tam | 2002-09-10 |