Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948700 | Liquid light-sensitive resinous composition | Yuichi Wakata, Sadao Fujikura, Masayuki Iwasaki | 1990-08-14 |
| 4923781 | Photopolymerizable composition containing 3,6-diaminofluoran compounds | Sadao Fujikura, Masayuki Iwasaki, Ken Iwakura | 1990-05-08 |
| 4876173 | Photopolymerizable composition on polyethylene terephthalate film support | Kazuo Maemoto, Masayuki Iwasaki, Yoshimasa Aotani | 1989-10-24 |
| 4853204 | Method for production of oxidation-resistant silicon nitride material | Nobuyuki Azuma, Kazuo Nakamura | 1989-08-01 |
| 4842359 | Optical star coupler and method of manufacturing the same | Katsuyuki Imoto, Masayoshi Kameyama, Yasushi Ikuta, Hiroshi Araki, Shigeru Oho | 1989-06-27 |
| 4842840 | Method for production of oxidation-resistant sialon and silicon carbide materials | Nobuyuki Azuma, Kazuo Nakamura, Mamoru Yamada | 1989-06-27 |
| 4837106 | Recording materials containing photopolymerizable composition and component capable of causing a color reaction in microcapsules | Shun-ichi Ishikawa, Tadao Imagawa, Fumiaki Shinozaki | 1989-06-06 |
| 4818995 | Parallel transmission system | Yoshitaka Takahashi, Yasushi Takahashi, Yukio Nakano, Akihiro Hori, Yoshihiko Miyano +2 more | 1989-04-04 |
| 4790614 | Optical filter and optical device using same | Katsuyuki Imoto, Hirohisa Sano | 1988-12-13 |
| 4786832 | Supporting mechanism for a movable member of linear pulse motors | Hiroshi Nakagawa, Toshiki Maruyama | 1988-11-22 |
| 4772841 | Stepping motor and driving method thereof | Toshiki Maruyama, Hiroshi Nakagawa | 1988-09-20 |
| 4756587 | Optical multi/demultiplexer | Hirohisa Sano, Katsuyuki Imoto | 1988-07-12 |
| 4742255 | Linear pulse motor | Hiroshi Nakagawa, Toshiki Maruyama, Masaaki Narihisa, Tsuyoshi Tanaka | 1988-05-03 |
| 4737027 | Optical fiber measuring apparatus | — | 1988-04-12 |
| 4726643 | Optical star coupler and method for manufacturing the same | Katsuyuki Imoto, Masayoshi Kameyama, Yasushi Ikuta, Hiroshi Araki, Shigeru Oho | 1988-02-23 |
| 4661434 | Photopolymerizable composition containing a novel combination of photopolymerizable initiators | Masayuki Iwasaki, Fumiaki Shinozaki | 1987-04-28 |
| 4661730 | Linear pulse motor | Toshiki Maruyama, Hiroshi Nakagawa | 1987-04-28 |
| 4657942 | Photopolymerizable composition | Masayuki Iwasaki, Sadao Fujikura | 1987-04-14 |
| 4629680 | Photopolymerizable materials capable of being developed by a weak alkaline aqueous solution | Masayuki Iwasaki, Fumiaki Shinozaki, Kazuo Maemoto | 1986-12-16 |
| 4598036 | Print-out compositions | Masayuki Iwasaki, Fumiaki Shinozaki, Sadao Ishige | 1986-07-01 |
| 4584260 | Photopolymerizable compositions with combined photoinitiators | Masayuki Iwasaki, Fumiaki Shinozaki | 1986-04-22 |
| 4572888 | Photopolymerizable composition with adhesion improving additive | Masayuki Iwasaki, Fumiaki Shinozaki | 1986-02-25 |
| 4560637 | Silver halide sensor type polymerizable light-sensitive material | Noriyuki Inoue, Mikio Totsuka | 1985-12-24 |
| 4548892 | Photopolymerizable composition containing acylhaloacetic acid amide derivatives | Masayuki Iwasaki, Fumiaki Shinozaki, Kouichi Kawamura | 1985-10-22 |
| 4547450 | Silver halide sensor type polymerizable light-sensitive material | Masayuki Iwasaki, Noriyuki Inoue, Mikio Totsuka | 1985-10-15 |