Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8611709 | Coupled waveguide photo detector with non-uniform coupling coefficient | William S. C. Chang | 2013-12-17 |
| 7948669 | Methods of optimizing spur-free dynamic range or gain in electro-absorption modulators | Thomas W. Karras, David L. Enlow | 2011-05-24 |
| RE41644 | Method for optical modulation at periodic optical structure band edges | William S. C. Chang | 2010-09-07 |
| 7657139 | Y-junction reflector tunable delay or resonator waveguide devices | Jianxiao Chen, Tetsuya Kawanishi, Kaoru Higuma | 2010-02-02 |
| 7167605 | Peripheral coupled traveling wave electro-absorption modulator | William S. C. Chang | 2007-01-23 |
| 7120183 | Electro-absorption modulated laser with high operating temperature tolerance | Stephen B. Krasulick, Terence D. Grenda | 2006-10-10 |
| 7095542 | Electroabsorption modulator having a barrier inside a quantum well | Dong Soo Shin | 2006-08-22 |
| 6771844 | Method for optical modulation at periodic optical structure band edges | William S. C. Chang | 2004-08-03 |