Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7795010 | Fractionator and method of fractionation | Kazuhiro Tanahashi, Nobuyuki Kuroki, Hiroyuki Sugaya, Satoko Yamada, Shigehisa Wada +3 more | 2010-09-14 |
| 7615105 | Separation membrane | Yoshifumi Odaka, Osamu Nakamatsu | 2009-11-10 |
| 5603463 | Bobbin holder and take-up device equipped with the bobbin holder | Kozo Okumura, Takao Sano, Tosihiro Hayasi | 1997-02-18 |
| 5238520 | Filament winding apparatus | Katsumi Hasegawa, Yoshihiko Osawa | 1993-08-24 |
| 5148023 | Ultraviolet ray measuring apparatus for predicting sunburn level and for obtaining SPF values of cosmetics | Mutsumi Hayashi, Ryoji Takamura, Chikayasu Yamazaki, Minoru Ueda | 1992-09-15 |
| 4566319 | Process and apparatus for measuring thermal shrinkage properties of yarn | Chikayasu Yamazaki, Jun Torikai | 1986-01-28 |