Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300172 | Surface-protection method during etching | Shinichi Ishiwata, Kazushige Iwamoto, Michio Ueyama | 1994-04-05 |
| 5281473 | Radiation-curable adhesive tape | Shinichi Ishiwata, Michio Ueyama, Hiroyuki Nakae, Yoshiyuki Funayama, Kazushige Iwamoto | 1994-01-25 |