Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6188808 | Microwave system | Weimin Zhou, Paul H. Shen, Mitra Dutta | 2001-02-13 |
| 6075254 | Polarization insensitive/independent semiconductor waveguide modulator using tensile stressors | Paul H. Shen, Mitra Dutta | 2000-06-13 |
| 5953362 | Strain induce control of polarization states in vertical cavity surface emitting lasers and method of making same | Paul H. Shen | 1999-09-14 |
| 5930031 | Monolithically integrated signal processing circuit having active and passive components | Weimin Zhou, Paul H. Shen, Mitra Dutta | 1999-07-27 |
| 5847435 | Dynamic modulation of quantum devices | Arthur Ballato, Richard H. Wittstruck, Yicheng Lu, Mitra Dutta, Paul H. Shen | 1998-12-08 |
| 5770472 | Method for making monolithically integrated signal processing circuit having active and passive components | Weimin Zhou, Paul H. Shen, Mitra Dutta | 1998-06-23 |
| 5748359 | Infrared/optical imaging techniques using anisotropically strained doped quantum well structures | Paul H. Shen, Mitra Dutta, Michael Wraback | 1998-05-05 |
| 5427648 | Method of forming porous silicon | Hongen Shen, Mitra Dutta | 1995-06-27 |
| 5412225 | Tunable heavy and light hole coupled bands in variable-strain quantum well semi-conductor heterostructure for novel opto-electronic devices | Mitra Dutta, Weimin Zhou, Hongen Shen | 1995-05-02 |
| 5381260 | Uniaxially strained semiconductor multiple quantum well device using direction-dependent thermal expansion coefficients in a host substrate | Arthur Ballato, John A. Kosinski, Mitra Dutta, Hongen Shen, Yicheng Lu | 1995-01-10 |
| 5274247 | Optic modulator with uniaxial stress | Mitra Dutta, Hongen Shen | 1993-12-28 |