Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5706097 | Index print with a digital recording medium containing still images, motion sequences, and sound sequences | Anna C. Schelling, John R. Fredlund | 1998-01-06 |
| 4577306 | Method for optically writing and/or reading information on optical recording elements | Dennis G. Howe | 1986-03-18 |
| 4538159 | Ceramic overcoated optical recording element | Mool C. Gupta, Dennis G. Howe | 1985-08-27 |
| 4527173 | Erasable, reusable optical recording element and method | Mool C. Gupta, Forrest C. Strome, Jr. | 1985-07-02 |
| 4470054 | Optical disc write/read apparatus with disc mounting means | — | 1984-09-04 |
| 4380769 | Element for recording by thermal deformation | Harold T. Thomas | 1983-04-19 |
| 4360908 | Physically optimized optical disc structure, method and apparatus | Dennis G. Howe | 1982-11-23 |
| 4336545 | Optical disc structure, method and apparatus physically optimized for writing and reading with a single wavelength | Dennis G. Howe, Alan B. Marchant | 1982-06-22 |
| 4270130 | Thermal deformation record device with bleachable dye | Conrad G. Houle, Dennis G. Howe, Harold T. Thomas, Bruce G. Fike, deceased | 1981-05-26 |
| 4243317 | Contact printing apparatus | William F. Garbe | 1981-01-06 |
| 4212519 | Light control device and fabrication methods therefor | Karl-Heinz Drexhage | 1980-07-15 |