Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5195070 | Optical information processing apparatus and optical pickup therefor | Masataka Shiba, Kazumi Kawamoto, Akira Inagaki, Hidemi Sato, Kenchi Ito +2 more | 1993-03-16 |
| 5191624 | Optical information storing apparatus and method for production of optical deflector | Kenchi Ito, Kazumi Kawamoto, Naoya Kanda, Hidemi Sato, Atsuko Fukushima +3 more | 1993-03-02 |
| 5125740 | Method and apparatus for measuring optical constants of a thin film as well as method and apparatus for fabricating a thin film utilizing same | Hidemi Sato, Atsuko Fukushima, Hiroshi Asao, Kazumi Kawamoto, Kenchi Ito +1 more | 1992-06-30 |
| 5070488 | Optical integrated circuit and optical apparatus | Atsuko Fukushima, Hidemi Sato, Kazumi Kawamoto, Kenchi Ito, Masataka Shiba +1 more | 1991-12-03 |
| 4927044 | Heat insulating case and process for preparing the same | Masao Gotoh, Kenichi Waragai, Shozo Nakamura, Hitoshi Yokono | 1990-05-22 |
| 4906063 | Wave guide type optical device and method of fabricating the same | Hidemi Sato, Shigeru Sasaki, Atsuko Fukusima, Kazumi Kawamoto | 1990-03-06 |
| 4904037 | Waveguide type optical device with thermal compensation layers | Katsuyuki Imoto, Hirohisa Sano | 1990-02-27 |
| 4544462 | Process for removing metal surface oxide | Yasumasa Furutani, Takashi Hasegawa, Akira Minato, Saburo Shoji, Osao Sumita | 1985-10-01 |
| 4514270 | Process for regenerating cleaning fluid | Yasumasa Furutani, Takashi Hasegawa, Akira Minato, Osao Sumita, Hisao Itow | 1985-04-30 |
| 4478902 | Screen for projection television | Susumu Tsuzuku, Masao Gotoh, Hitoshi Yokono, Yoshihisa Hosoe | 1984-10-23 |
| 4473662 | Catalyst and composition for producing polyurethane foam | Susumu Tsuzuku, Masao Gotoh, Hitoshi Yokono | 1984-09-25 |
| 4444704 | Process for producing integral skin polyurethane foam | Susumu Tsuzuku, Masao Gotoh, Hitoshi Yokono, Reishi Naka | 1984-04-24 |
| 4409341 | Composition for fire retardant urethane foam | Susumu Tsuzuku, Makoto Iida, Masao Gotoh, Hitoshi Yokono, Yoshikazu Kimura +1 more | 1983-10-11 |
| 4342842 | Process for producing rigid polyurethane foam | Susumu Tsuzuku, Masao Gotoh, Hitoshi Yokono, Hiroshi Kaneko, Yoshihisa Hosoe | 1982-08-03 |