Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341362 | Optical memory device having guide tracks shaped for increasing the quality of information signals | Tetsuya Inui, Toshihisa Deguchi, Kenji Ohta | 1994-08-23 |
| 5321076 | Composition of ethylene-vinyl acetate copolymers | Senji Kusayama, Eiji Matsuda | 1994-06-14 |