Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8561093 | Stacking techniques for thin optical data storage media | Eric D. Levinson | 2013-10-15 |
| 8137782 | Optical media manufactured with low-grade materials | Eric D. Levinson, Ramnath Subramaniam | 2012-03-20 |
| 7995452 | Thin optical data storage media with hard coat | David A. Bartizal | 2011-08-09 |
| 6625336 | Optical sensor having dielectric film stack | William Albert Challener, William A. Tolbert | 2003-09-23 |
| 6320991 | Optical sensor having dielectric film stack | William Albert Challener, William A. Tolbert | 2001-11-20 |
| 6057559 | II-VI laser diodes with short-period strained-layer superlattice quantum wells | Hwa Cheng, Michael A. Haase, Jun Qiu | 2000-05-02 |
| 6030556 | Optical disc stampers and methods/systems for manufacturing the same | Walter R. Eppler, Michael B. Hintz | 2000-02-29 |
| 5879962 | III-V/II-VI Semiconductor interface fabrication method | Michael A. Haase, Kwok-Keung Law, Thomas J. Miller, James M. Gaines, Supratik Guha +1 more | 1999-03-09 |
| 5635718 | Multi-module radiation detecting device and fabrication method | Nang T. Tran, James C. Brown, Thomas J. Staiger, John C. Dahlquist, Meredith J. Williams | 1997-06-03 |
| 5574296 | Doping of IIB-VIA semiconductors during molecular beam epitaxy electromagnetic radiation transducer having p-type ZnSe layer | Robert M. Park, Hwa Cheng, Michael A. Haase | 1996-11-12 |
| 5538918 | Method of fabricating a buried-ridge II-VI laser diode | Michael A. Haase, Jun Qiu, Hwa Cheng | 1996-07-23 |
| 5513199 | Blue-green laser diode | Michael A. Haase, Hwa Cheng, Jun Qiu | 1996-04-30 |
| 5404027 | Buried ridge II-VI laser diode | Michael A. Haase, Jun Qiu, Hwa Cheng | 1995-04-04 |
| 5395791 | Growth of II VI laser diodes with quantum wells by atomic layer epitaxy and migration enhanced epitaxy | Hwa Cheng, Michael A. Haase, Jun Qiu | 1995-03-07 |
| 5396103 | Graded composition ohmic contact for P-type II-VI semiconductors | Jun Oiu, Hwa Cheng, Michael A. Haase | 1995-03-07 |
| 5319219 | Single quantum well II-VI laser diode without cladding | Hwa Cheng, Michael A. Haase, Jun Qiu | 1994-06-07 |
| 5291507 | Blue-green laser diode | Michael A. Haase, Hwa Cheng, Jun Qiu | 1994-03-01 |
| 5274269 | Ohmic contact for p-type group II-IV compound semiconductors | Jun Qiu, Hwa Cheng, Michael A. Haase | 1993-12-28 |
| 5248631 | Doping of IIB-VIA semiconductors during molecular beam epitaxy using neutral free radicals | Robert M. Park, Hwa Cheng, Michael A. Haase | 1993-09-28 |
| 5213998 | Method for making an ohmic contact for p-type group II-VI compound semiconductors | Jun Qiu, Hwa Cheng, Michael A. Haase | 1993-05-25 |