Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403275 | Electrophotographic toner, and image forming method and apparatus using the toner | Shinichi Kuramoto, Mitsuo Aoki, Hiroshi Yamashita, Tomio Kondou, Masahide Yamashita +2 more | 2002-06-11 |
| 5789047 | Flexible, multilayered tube | Hiroshi Shinmen, Akira Suzuki, Keiichi Arai | 1998-08-04 |
| 5771426 | Developing device using a toner and carrier mixture | Seiji Oka, Kiyonori Tsuda, Hajime Oyama, Satoshi Mochizuki, Takahisa Kato | 1998-06-23 |
| 5659860 | Developing device for an image forming apparatus and toner cartridge | Satoshi Mochizuki, Hidefumi Gohhara, Megumi Sakakura, Seiji Oka, Hajime Oyama +2 more | 1997-08-19 |
| 5652079 | Carrier for dry two-component developer and method of producing the same | Satoshi Mochizuki, Hidefumi Gohhara, Norio Yokoyama, Yutaka Sakai, Takahisa Kato +3 more | 1997-07-29 |
| 5462586 | Oil-and water repellent gas-permeable filter | Norihide Sugiyama, Masaru Nakamura, Sumihiro Moriyama | 1995-10-31 |
| 5409588 | Electrochemical cell diaphragm and an electrochemical cell | Naofumi Mushiake, Takayuki Wani, Hiroshi Kato, Takeshi Sagara | 1995-04-25 |
| 4908290 | Toner for developing latent electrostatic images | Yoichiro Watanabe, Mitsuo Aoki, Tetsuo Isoda, Nobuhiro Nakayama, Karumi Kakigawa | 1990-03-13 |
| 4758489 | Toner for developing latent electrostatic images | Masami Tomita, Satoru Inoue, Akio Matsui, Toshiki Nanya | 1988-07-19 |