Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295218 | Frequency conversion in inorganic thin film waveguides by quasi-phase-matching | John A. Agostinelli, Jose M. Mir | 1994-03-15 |
| 5258871 | Dual diffraction grating beam splitter | — | 1993-11-02 |
| 5258967 | Method and apparatus for separating a first optical control radiation from a second optical control radiation in a read/write head for use in an optical storage and retrieval system | Thomas Andrew Strasser | 1993-11-02 |
| 5245596 | Optical head having a grating with a doubly periodic structure | Song-Tsuen Peng | 1993-09-14 |
| 5208882 | Hybrid thin film optical waveguide structure having a grating coupler and a tapered waveguide film | Thomas Andrew Strasser, Wei Yi Hsu | 1993-05-04 |
| 5195152 | Multichannel optical recording apparatus employing laser diodes | — | 1993-03-16 |
| 5175647 | Optical device | Song-Tsuen Peng | 1992-12-29 |
| 5130857 | Method of making an optical device | Song-Tsuen Peng | 1992-07-14 |
| 4578684 | Optical recording and information elements | Douglas G. Stinson | 1986-03-25 |
| 4538159 | Ceramic overcoated optical recording element | Joseph J. Wrobel, Dennis G. Howe | 1985-08-27 |
| 4527173 | Erasable, reusable optical recording element and method | Joseph J. Wrobel, Forrest C. Strome, Jr. | 1985-07-02 |