Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35640 | Reversible thermosensitive recording material | Yoshihiko Hotta, Keishi Kubo, Toru Nogiwa | 1997-10-21 |
| 5627126 | Reversible thermosensitive recording medium and method of producing the same | Tetsuya Amano, Yoshihiko Hotta | 1997-05-06 |