Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952279 | Papermaking method | Hisao Ikeda, Fumio Suzuki, Yoshitane Watanbe, Yasuhiro Takahashi, Hiroshi Murakami +1 more | 1990-08-28 |
| 4840705 | Papermaking method | Hisao Ikeda, Fumio Suzuki, Yoshitane Watanabe, Yasuhiro Takahashi, Hirosi Murakami +1 more | 1989-06-20 |