Issued Patents 1982
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362803 | One-component type magnetic developer for development and transfer of positively charged images | Takashi Teshima | 1982-12-07 |
| 4349600 | Color developer for leuco pigment and recording material comprising same | — | 1982-09-14 |
| 4349611 | Thermosensitive recording material | Tatsuo Aizawa | 1982-09-14 |
| 4333967 | Process of making a thermosensitive recording material | Tatsuo Aizawa | 1982-06-08 |
| 4322471 | Heat-sensitive recording element | — | 1982-03-30 |
| 4315064 | Electrostatic photographic copying process | Takashi Teshima | 1982-02-09 |
| 4311779 | Developer for developing electrostatic latent images | Takashi Teshima | 1982-01-19 |