Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4779954 | Plastic optical fiber resistant to heat and humidity | Yoshiharu Tatsukami, Katsuramaru Fujita, Motonobu Furuta | 1988-10-25 |
| 4758067 | Plastic optical fiber | Yoshiharu Tatsukami, Katsuramaru Fujita, Motonobu Furuta | 1988-07-19 |
| 4704715 | Information communication system | Taro Shibagaki, Hiroyuki Ibe, Takeshi Ozeki, Yoichi Hirayama | 1987-11-03 |
| 4584678 | Contention-type data communication system | Takeshi Ozeki, Mutsumi Fujihara | 1986-04-22 |
| 4511208 | Optical communication system | Takeshi Ozeki | 1985-04-16 |
| 4438262 | Highly dielectric polysaccharides | Ichiki Murase, Fumio Fujita, Toshihiro Ohnishi | 1984-03-20 |
| 4385386 | Laser apparatus | Takeshi Ozeki | 1983-05-24 |
| 4367323 | Production of hydrogels | Shuji Kitamura, Fumio Fujita, Toshihiro Oonishi, Yoshiharu Tatsukami, Masato Ogura +2 more | 1983-01-04 |
| 4320040 | Method for preparing highly absorbent hydro-gel polymers | Fumio Fujita, Shuji Kitamura, Tsuneyuki Nagase | 1982-03-16 |