Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5087552 | Photosensitive resin composition | Kenji Tazawa, Toshimi Aoyama | 1992-02-11 |
| 4996132 | Heat-resistant photosensitive resin composition | Kenji Tazawa, Akira Iwata, Hiroyuki Tohda | 1991-02-26 |