Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6106955 | Metal material having photocatalytic activity and method of manufacturing the same | Takatoshi Ogawa, Toshio Saito, Atsumichi KUSHIBE, Fumio Kamikubo, Tatsuya Yasunaga +4 more | 2000-08-22 |
| 5855663 | Carbon fibers for reinforcement of cement and cement composite material | Katsumi Takano, Yasushi Katsuta, Hideyuki Nakajima, Yoshikazu Nagata, Tadahiro Kakizawa +3 more | 1999-01-05 |
| 5686181 | Carbon fibers for reinforcement of cement and cement composite material | Katsumi Takano, Yasushi Katsuta, Hideyuki Nakajima, Yoshikazu Nagata, Tadahiro Kakizawa +3 more | 1997-11-11 |
| 5652058 | Carbon fiber rovings for reinforcement of concrete | Yoshikazu Nagata, Katsumi Takano, Toshio Yonezawa, Junichi Ida, Masaki Iwata | 1997-07-29 |