Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9561502 | Conductive polymer material, method for producing conductive polymer material, and image forming device member | Hirotaka Tagawa | 2017-02-07 |
| 9096782 | Polyesters, polyester compositions, pressure-sensitive adhesive compositions, pressure-sensitive adhesive layers and pressure-sensitive adhesive sheets | Hitoshi Takahira, Satomi Yoshie, Daiki FUNAOKA, Katsuya Shimeno | 2015-08-04 |
| 6814892 | Ethylene propylene rubber foam and image formation equipment | Chikara Yamada, Toshiyuki Osaki, Takahiro Kawagoe | 2004-11-09 |
| 6579473 | Ethylene propylene rubber foam and image formation equipment | Chikara Yamada, Toshiyuki Osaki, Takahiro Kawagoe | 2003-06-17 |
| 6572791 | Electroconductive elastic member, elastic member and image formation equipment | Junji Sakata, Hirotaka Yamazaki, Takahiro Kawagoe | 2003-06-03 |
| 5933693 | Electroconductive elastic member and electrophotographic apparatus using same | Junji Sakata, Takahiro Kawagoe | 1999-08-03 |
| 5911099 | Electroconductiive member and electrophotogrpahic apparatus | Junji Sakata, Takahiro Kawagoe | 1999-06-08 |
| 5719375 | Stiffener manufacturing method and apparatus thereof | Kun Peo Sung, Ki-Soo Kim, Seong-Gi Park, Hogu Kim, Masamichi Kawakami +2 more | 1998-02-17 |
| 5659854 | Electrostatic charging member and photoconductor device | Yoshitomo Masuda, Hiroshi Kaneda, Taro Miyamoto, Yuko Maeda, Yasushi Inoue +1 more | 1997-08-19 |
| 5183543 | Polyanilines, process for the preparation thereof and cells using them | Shinichi Toyosawa, Kinya Suzuki, Takahiro Kawagoe, Tadaaki Miyazaki, Takashi Kitamura +5 more | 1993-02-02 |
| 5178952 | Radiation curable resin, composition thereof and precoated metal made therefrom | Shinpei Yamamoto, Hideyuki Ohashi, Nobukazu Kotera, Takuma Kobayashi, Hiroshi Taki +1 more | 1993-01-12 |
| 5120917 | Composition for preventing formation of scales in welding | Tadao Komatsu | 1992-06-09 |
| 4904553 | Polyaniline | Shinichi Toyosawa, Shigeru Kijima, Katsuhiko Arai, Yuko Maeda, Masao Ogawa +4 more | 1990-02-27 |
| 4904842 | Blowhole.multidot.pit preventing agent and arc-welding method using the same | Koichi Yasuda, Shosaburo Nakano, Noboru Nishiyama, Takaro Matsumoto, Katsuaki Nakatsuji +1 more | 1990-02-27 |
| 4228383 | Speed control circuit arrangement for an AC commutator motor | Katsuji Soeda, Mitsuhiro Oyama, Fumio Sakuma | 1980-10-14 |