Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9778391 | Systems and methods for multi-view imaging and tomography | Gongyin Chen, Kevin M. Holt, Robert E. Drubka, John Stammetti, Michael Z. Duncan +2 more | 2017-10-03 |
| 9042416 | High-power low-loss GRINSCH laser | Chin-Kuo Ho, Yabo Li, Shiwen Liu, Chung-En Zah | 2015-05-26 |
| 8391330 | Fracture resistant metallization pattern for semiconductor lasers | Satish Chandra Chaparala, Lawrence Charles Hughes, Jr., Chung-En Zah | 2013-03-05 |
| 8204091 | Wavelength normalization in phase section of semiconductor lasers | Dragan Pikula, Daniel Ohen Ricketts | 2012-06-19 |
| 8198112 | Laser diodes comprising QWI output window and waveguide areas and methods of manufacture | Chwan-Yang Chang, Chien-Chih Chen, Hong Ky Nguyen, Chung-En Zah | 2012-06-12 |
| 8111452 | Wavelength conversion device with microlens and optical package incorporating the same | Douglas Llewellyn Butler, Anping Liu | 2012-02-07 |
| 8103468 | Methods and devices for evaluating the operating characteristics of a DBR laser diode | Hong Ky Nguyen, Paul SMITH | 2012-01-24 |
| 7769063 | Correction of power variations in laser sources | Jacques Gollier, David August Sniezek Loeber, Dragan Pikula, Daniel Ohen Ricketts | 2010-08-03 |
| 7586960 | Forced wavelength chirping in semiconductor lasers | — | 2009-09-08 |
| 7567595 | Laser source with interdigital heater electrodes and underlying current confinement layer | Chung-En Zah | 2009-07-28 |
| 7505492 | Alignment of lasing wavelength with wavelength conversion peak using modulated wavelength control signal | Jacques Gollier, Stephen Mixon, Dragan Pikula, Daniel Ohen Rickets, Chung-En Zah | 2009-03-17 |
| 7502394 | System and method for modulating a semiconductor laser | Nobuhiko Nishiyama, Chung-En Zah | 2009-03-10 |
| 7486709 | Semiconductor laser micro-heating element structure | Xingsheng Liu, Chung-En Zah | 2009-02-03 |
| 7483458 | Wavelength control in semiconductor lasers | Vikram Bhatia, Jacques Gollier, David August Sniezek Loeber, Daniel Ohen Ricketts, Chung-En Zah | 2009-01-27 |
| 7480317 | Thermal compensation in semiconductor lasers | Daniel Ohen Ricketts, Chung-En Zah | 2009-01-20 |
| 7436871 | Method and device for performing wavelength modulation with Distributed Bragg Reflector (DBR) laser | Chung-En Zah | 2008-10-14 |
| 7420997 | Wavelength control in wavelength selective, phase, and gain regions of semiconductor lasers | Vikram Bhatia, Jacques Gollier, David August Sniezek Loeber, Daniel Ohen Ricketts | 2008-09-02 |
| 7400659 | Method and device for performing DBR laser wavelength modulation free of thermal effect | Nobuhiko Nishiyama, Chung-En Zah | 2008-07-15 |