Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4695528 | Process for forming images using body with reversible fixable and temperature-variable light extinctions | Peter Kung, Siegfried Muller, Krishnamoorthy Narayanan | 1987-09-22 |
| 4268413 | Bodies with reversibly variable temperature-dependent light absorbence | — | 1981-05-19 |