Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6206936 | Dyed filament yarn having clear hue | Saori Aoyama | 2001-03-27 |
| 6021822 | Method of filling hollow fiber with gel | Hajime Izawa | 2000-02-08 |
| 5331032 | Hydrophilic aromatic polyester fiber | Shigeo Mori, Noboru Chujo | 1994-07-19 |
| 5262460 | Aromatic polyester resin composition and fiber | Shigeo Mori, Noboru Chujo | 1993-11-16 |
| 4851504 | Cationically-dyeable, thermally-resistant copolyester fiber comprising quaternary phosphonium organic sulfonate groups | Shinji Ohwaki, Setsuo Yamada, Hironori Yamada, Kimihiro Ogawa, Kohichi Iohara | 1989-07-25 |
| 4745142 | Stainproof polyester fiber | Shinji Ohwaki, Shigenobu Kobayashi | 1988-05-17 |
| 4622381 | Modified polyester fiber and process for preparation thereof | Tadashi Konishi, Kohichi Iohara, Shinji Ohwaki, Setsuo Yamada | 1986-11-11 |
| 4513114 | Polyester composition | Katsuo Kunugi, Tadashi Konishi, Shinji Ohwaki | 1985-04-23 |
| 4485058 | Process for producing hollow water-absorbing polyester filaments | Kiyokazu Tsunawaki, Osamu Wada, Akio Kimura | 1984-11-27 |
| 4468434 | Dyed polyester fiber composite structure | Masaaki Sekimoto, Norihiro Minemura, Kiyokazu Tsunawaki | 1984-08-28 |
| 4391872 | Hollow water-absorbing polyester filament textile material | Kiyokazu Tsunawaki, Osamu Wada, Akio Kimura | 1983-07-05 |
| 4361617 | Hollow water-absorbing polyester filaments and a process for producing the same | Kiyokazu Tsunawaki, Osamu Wada, Akio Kimura | 1982-11-30 |
| 4336307 | Hollow water absorbing polyester filaments and a process for producing the same | Masahiro Shiozaki, Kiyoshi Nawata, Osamu Wada, Kiyokazu Tsunawaki, Takatoshi Kuratsuji +1 more | 1982-06-22 |