Issued Patents All Time
Showing 51–75 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5790213 | Image display device having adjacent pixel overlapping circuit elements | Ichiro Shiraki, Manabu Matsuura, Hiroshi Yoneda | 1998-08-04 |
| 5400050 | Driving circuit for use in a display apparatus | Toshio Matsumoto, Yasunobu Akebi, Toshihiro Yamashita | 1995-03-21 |
| 5372914 | Pattern forming method | Takuya Naito, Tsukasa Tada, Naoko Kihara, Toru Ushirogouchi, Satoshi Saito +2 more | 1994-12-13 |
| 5348838 | Photosensitive composition comprising alkali soluble binder and photoacid generator having sulfonyl group | Toru Ushirogouchi, Naoko Kihara, Tsukasa Tada, Takuya Naito, Satoshi Saito | 1994-09-20 |
| 5332648 | Potosensitive composition and method of forming a pattern using the same | Naoko Kihara, Fumihiko Yuasa, Tohru Ushirogouchi, Tsukasa Tada, Takuya Naito +1 more | 1994-07-26 |
| 5325583 | Method for manufacturing printed circuit board | Seizaburo Shimizu, Akira Yoshizumi, Hideo Ohta | 1994-07-05 |
| 5297132 | Draw type optical recording medium | Atsushi Takano, Masayuki Iijima, Kazuo Umeda, Kazuo Takahashi, Hitoshi Fujii +2 more | 1994-03-22 |
| 5270140 | Bisstyryl compound and the electrophotographic photoreceptors relating thereto | Naoto Abew, Naohiro Hirose, Hirofumi Hayata, Syozo Mitsui, Shinichi Suzuki +2 more | 1993-12-14 |
| 5252103 | Pigmenting of cellulose textiles: treatment with cationic compound and immersion in aqueous pigment dispersion | Masayasu Kamata, Shouzou Suefuku, Tatsuya Maeda | 1993-10-12 |
| 5221288 | Thermochromic dyeing method and cellulose product dyed thereby | Kazumasa Kamada, Shouzou Suefuku, Tatsuya Maeda | 1993-06-22 |
| 5166022 | Electrophotographic photoreceptor | Shinichi Suzuki, Hirofumi Hayata | 1992-11-24 |
| 5162181 | Electrophotographic photoreceptor having a bisazo photoreceptive layer | Shingo Fujimoto, Toyoko Shibata | 1992-11-10 |
| 5080990 | Electrophotographic photoreceptor having charge transport material | Hirofumi Hayata, Shinichi Suzuki | 1992-01-14 |
| 5079119 | Photoreceptor | Shinichi Suzuki, Hirofumi Hayata | 1992-01-07 |
| 5077163 | Electrophotographic photoreceptor | Hirofumi Hayata, Shinichi Suzuki | 1991-12-31 |
| 4939058 | Bisazo photo-receptor for electrophotography | Toyoko Shibata, Takahiro Takagi, Shinchi Suzuki, Hiroko Fukawa | 1990-07-03 |
| 4852696 | Information device of elevator | Toshio Fukuda, Kenji Yoneda, Takaaki Ueshima | 1989-08-01 |
| 4647520 | Electrophotographic photoreceptor containing an azo compound | Kazumasa Watanabe, Satoru Ikeuchi, Naohiro Hirose | 1987-03-03 |
| 4579800 | Azo photoreceptor | Naohiro Hirose, Yoshio Takizawa | 1986-04-01 |
| 4576886 | Azo photoreceptor | Naohiro Hirose, Yoshio Takizawa | 1986-03-18 |
| 4562131 | Photoreceptor containing a trisazo compound for use in electrophotography | Naohiro Hirose, Kiyoshi Sawada | 1985-12-31 |
| 4537847 | Disazo photoreceptors for electrophotography | Jiro Takahashi, Kiyoshi Sawada, Akira Kinoshita, Tawara Komamura, Satoshi Goto | 1985-08-27 |
| 4515881 | Electrophotographic bisazo photosensitive member | Kiyoshi Sawada, Satoshi Goto, Akira Kinoshita | 1985-05-07 |
| 4451548 | Electrophotographic photoreceptor | Akira Kinoshita, Kiyoshi Sawada, Satoshi Goto | 1984-05-29 |
| 4448868 | Electrophotographic photoreceptor with hydrazone derivative | Shinichi Suzuki, Kiyoshi Sawada, Akira Kinoshita, Satoshi Goto | 1984-05-15 |