Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240770 | Surface-modified wholly aromatic polyamide fiber and method of producing same | Shoji Makino, Akira Kimura, Hirosuke Watanabe, Tadashi Hirakawa | 1993-08-31 |
| 4497720 | Method for treating metallic or ceramic surfaces at high temperatures | Masao Uchida, Koichi Iwashita, Shuji Tanaka | 1985-02-05 |
| 4351738 | Yarn treating composition for high-speed friction draw-false twist texturing and a filamentary yarn treated with the same | Masao Takahashi, Katumi Yoshida, Shinji Ohwaki | 1982-09-28 |