Issued Patents All Time
Showing 151–171 of 171 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266376 | Magnetic recording medium | Iwao Okazaki, Shoji Nakajima | 1993-11-30 |
| 5142763 | Method for connecting optical fibers sealed in metal pipes | Shigeo Toya, Yoshiyuki Hiramoto, Koji Sasaki, Tatsuo Teraoka, Hirokazu Shiga +1 more | 1992-09-01 |
| 5076657 | Connection structure of optical fibers sealed in metal pipes and method for connecting optical fibers sealed in metal pipes | Shigeo Toya, Yoshiyuki Hiramoto, Koji Sasaki, Tatsuo Teraoka, Hirokazu Shiga +1 more | 1991-12-31 |
| 5069962 | Biaxially oriented laminated film | Iwao Okazaki, Shoji Nakajima | 1991-12-03 |
| 4988732 | 3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid composition and use for treating papillomata | Isao Yamatsu, Yuichi Inai, Shinya Abe, Takeshi Suzuki, Yoshikazu Suzuki +3 more | 1991-01-29 |
| 4952449 | Biaxially oriented polyester film | Iwao Okazaki, Shoji Nakajima, Kiyohiko Ito, Satoru Nishino, Hidehito Minamizawa | 1990-08-28 |
| 4938964 | External dermatological composition | Yasuyuki Sakai, Toyoaki Ishikura, Kazuo Kanbayashi, Tadashi Kato | 1990-07-03 |
| 4935537 | Process for producing acyloxynaphthoic acids | Susumu Naito, Hidetaka Kiga, Yuzi Onda | 1990-06-19 |
| 4917829 | 3,7,11,15-Tetramethyl-2,4,6,10,14,-hexadecapentaendic acid | Isao Yamatsu, Yuichi Inai, Shinya Abe, Takeshi Suzuki, Yoshikazu Suzuki +3 more | 1990-04-17 |
| 4801737 | Process for producing acyloxynaphthoic acids | Susumu Naito, Hidetaka Kiga, Yuzi Onda | 1989-01-31 |
| 4784461 | Optical cable with improved strength | Brian Braham | 1988-11-15 |
| 4772302 | Optical waveguide manufacture | — | 1988-09-20 |
| 4740047 | Fiber for lateral beaming of laser beam | Toshio Suzuki, Hideyuki Takashima, Daijyo Hashimoto, Masane Suzuki, Motonori Kanaya +1 more | 1988-04-26 |
| 4648891 | Optical fiber | — | 1987-03-10 |
| 4643751 | Method for manufacturing optical waveguide | — | 1987-02-17 |
| 4539260 | Magnetic recording material | Kenichi Kawakami, Toshiya Yoshii, Toshihide Inoue | 1985-09-03 |
| 4529265 | Optical fiber joints and method of joining optical fibers | Shigeo Toya, Mitsumasa Zobuchi | 1985-07-16 |
| 4502819 | Constant discharge device in a conveyor for powdery and granular materials | Shuzo Fujii, Hideo Miwa | 1985-03-05 |
| 4474469 | Precise positioning of optical fibers | — | 1984-10-02 |
| 4334080 | Process for producing benzene carboxylic acid ester | Masami Ishihara, Thuyoshi Watanabe | 1982-06-08 |
| 4292063 | Manufacture of an optical fiber preform with micro-wave plasma activated deposition in a tube | — | 1981-09-29 |