Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828640 | Method of producing films using a peeling jig | Toshio Kaya, Hiroaki Nakagawa | 1989-05-09 |
| 4797177 | Method of cutting an organic membrane | Toshio Kaya | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828640 | Method of producing films using a peeling jig | Toshio Kaya, Hiroaki Nakagawa | 1989-05-09 |
| 4797177 | Method of cutting an organic membrane | Toshio Kaya | 1989-01-10 |