Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6757094 | Optical shutter assembly | Arthur Berger | 2004-06-29 |
| 6724512 | Optical switch device | Arthur Berger | 2004-04-20 |
| 6652440 | Electroactive polymers of high sulfur content for use in electrochemical cells | Igor P. Kovalev, Vadim V. Annenkov, Boris A. Trofimov | 2003-11-25 |
| 6589451 | Optical shutter | — | 2003-07-08 |
| 6583916 | Optical shutter assembly | Arthur Berger | 2003-06-24 |
| 6577441 | Optical amplifier | — | 2003-06-10 |
| 6525859 | Optical shutter | — | 2003-02-25 |
| 6497780 | Methods of preparing a microporous article | — | 2002-12-24 |
| 6488721 | Methods of preparing electrochemical cells | — | 2002-12-03 |
| 6423444 | Methods of making separators for electrochemical cells comprising pseudo-boehmite layers and a protective coating layer | Qicong Ying, Terje A. Skotheim | 2002-07-23 |
| 6410182 | Method of making separators for electrochemical cells comprising a microporous pseudo-boehmite layer | Qicong Ying, Terje A. Skotheim | 2002-06-25 |
| 6381059 | Optical shutter | — | 2002-04-30 |
| 6306545 | Separators for electrochemical cells | Qicong Ying, Zhongyi Deng, Terje A. Skotheim | 2001-10-23 |
| 6277514 | Protective coating for separators for electrochemical cells | Qicong Ying, Terje A. Skotheim | 2001-08-21 |
| 6194098 | Protective coating for separators for electrochemical cells | Qicong Ying, Terje A. Skotheim | 2001-02-27 |
| 6183901 | Protective coating for separators for electrochemical cells | Qicong Ying, Terje A. Skotheim | 2001-02-06 |
| 6172795 | Optical shutter device | — | 2001-01-09 |
| 6153337 | Separators for electrochemical cells | Zhongyi Deng, Qicong Ying, Terje A. Skotheim | 2000-11-28 |