Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8822964 | Radioactive substance storage container | — | 2014-09-02 |
| 7327821 | Cask, composition for neutron shielding body, and method of manufacturing the neutron shielding body | Nobuo Ishihara, Katsunari Ohsono, Kiyoshi Ono, Makio Atsumi | 2008-02-05 |
| 6891914 | Absorbing rod, an apparatus for inserting the absorbing rod, a cask, and a method of storing spent fuel assemblies | Tomohiro Itoh, Katsunari Ohsono, Suguru Hode | 2005-05-10 |
| 5415967 | Process for producing toner | Masaki Uchiyama, Masami Fujimoto, Kiyoshi Mizoe | 1995-05-16 |
| 5310812 | Binder resin for a toner for developing electrostatic images, and process for production thereof | Satoshi Yasuda, Yasuo Mitsuhashi, Seiichi Takagi, Shuichi Aita, Yoshinobu Nagai +1 more | 1994-05-10 |
| 5296326 | Magnetic toner | Masaaki Taya, Hirohide Tanikawa, Yasutaka Akashi, Makoto Unno, Masaki Uchiyama | 1994-03-22 |
| 5219947 | Binder resin for a toner for developing electrostatic images, and process for production thereof | Satoshi Yasuda, Yasuo Mitsuhashi, Seiichi Takagi, Shuichi Aita, Yoshinobu Nagai +1 more | 1993-06-15 |
| 5202213 | Developer with surface treated silicic acid for developing electrostatic image | Toshiaki Nakahara, Hirohide Tanikawa, Satoshi Yoshida, Masatsugu Fujiwara | 1993-04-13 |
| 5112714 | Dry magnetic electrostatic developer | Eiichi Imai, Seiichi Takagi, Tsutomu Kukimoto | 1992-05-12 |
| 5051331 | Toner | — | 1991-09-24 |
| 5014089 | Developer in an image forming device having a binding resin and magnetic powder | Toshiaki Nakahara, Hirohide Tanikawa, Naoki Matsushige, Satoshi Yoshida, Masatsugu Fujiwara +1 more | 1991-05-07 |
| 5009973 | Image forming method and image forming apparatus | Satoshi Yoshida, Toshiaki Nakahara, Hirohide Tanikawa | 1991-04-23 |
| 4999272 | Electrophotographic analog and digital imaging and developing using magnetic toner | Hirohide Tanikawa, Toshiaki Nakahara, Satoshi Yoshida, Masatsugu Fujiwara | 1991-03-12 |
| 4985327 | Non-magnetic toner | Hirohide Tanikawa, Satoshi Yoshida, Toshiaki Nakahara, Naoki Matsushige, Masatsugu Fujiwara +1 more | 1991-01-15 |
| 4975214 | Magnetic iron oxide containing silicon element and process for producing same | Yasuo Iwahashi | 1990-12-04 |
| 4966829 | Toner for developing electrostatic images, binder therefor and process for production thereof | Satoshi Yasuda, Yasuo Mitsuhashi, Seiichi Takagi, Shuichi Aita, Yoshinobu Nagai +1 more | 1990-10-30 |
| 4957840 | Developer and image forming device | Toshiaki Nakahara, Hirohide Tanikawa, Naoki Matsushige, Satoshi Yoshida, Masatsugu Fujiwara +1 more | 1990-09-18 |
| 4952476 | Electrophotographic magnetic toner containing polyalkylene and vinyl polymer | Toshiaki Nakahara, Hirohide Tanikawa, Satoshi Yoshida | 1990-08-28 |
| 4820603 | Magnetic toner | — | 1989-04-11 |
| 4702986 | Electrophotographic method uses toner of polyalkylene and non-magnetic inorganic fine powder | Eiichi Imai, Seiichi Takagi, Tsutomo Kukimoto | 1987-10-27 |
| 4666813 | Developer for developing electrostatic latent images contains vinylidene fluoride polymer | — | 1987-05-19 |
| 4242479 | Process for producing an improved ethylenic polymer | Yoshihisa Yokota, Teruo Hosokawa | 1980-12-30 |