Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344304 | Mold for molding of substrate for information recording medium | Tomoyuki Tamura, Hiroyuki Imataki, Tetsuya Sato | 1994-09-06 |
| 5328816 | Process for producing optical recording medium | Miki Tamura, Hiroyuki Sugata, Osamu Kanome, Yukitoshi Okubo, Masataka Yashima | 1994-07-12 |