Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879085 | Method of manufacturing polyacetal resin film | Kotaro Taniguchi, Toshio Konishi, Takehiko Shimura, Shigeru Nedzu | 1989-11-07 |
| 4869864 | Method of manufacturing polybutylene terephthalate resin films | Kotaro Taniguchi, Takehiko Shimada, Shigeru Nedzu | 1989-09-26 |