Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7150906 | Display panel and method of manufacturing the same | Teruhiko Iwase, Seki Yamaguchi, Yoshifumi Iida, Yoko Tomita, Yasuyuki Kobayashi | 2006-12-19 |
| 7018752 | Display panel and method of manufacturing the same | Teruhiko Iwase, Seki Yamaguchi, Yoshifumi Iida, Yoko Tomita, Yasuyuki Kobayashi | 2006-03-28 |
| 6921617 | Toner for developing an electrostatic latent image, developer, developer unit, and method for forming an image | Yoshifumi Iida, Suk Kim | 2005-07-26 |
| 6866978 | Toner for developing an electrostatic latent image, developer, developer unit, and method for forming an image | Yoshifumi Iida, Suk Kim | 2005-03-15 |
| 6582869 | Electrophotographic toner, method of manufacturing the same, electrophotographic developer, and image forming method | Katsumi Daimon, Norihito Fukushima, Takashi Imai, Manabu Serizawa, Hirokazu Hamano | 2003-06-24 |
| 6500594 | Electrophotographic developer and process for forming image | Hirokazu Hamano, Katsumi Daimon, Manabu Serizawa, Norihito Fukushima, Takashi Imai | 2002-12-31 |
| 6455215 | Magenta toner for electrophotography, magenta developer for electrophotography, and image forming method using the same | Masaki Hashimoto, Michio Take, Hiroshi Takano | 2002-09-24 |
| 6242146 | Carrier for electrostatic-charged image developer, developer and image forming process using the same, and carrier core material reproducing process | Yuka Ishihara, Hiroshi Nakazawa, Akihiro Iizuka, Yoshifumi Iida, Kaori Oishi +2 more | 2001-06-05 |
| 6214512 | Image forming method | Hiroshi Takano, Yuka Ishihara, Takashi Imai | 2001-04-10 |
| 6101358 | Image-forming method | Takashi Imai, Akihiro Iizuka, Yoshifumi Iida, Hiroshi Nakazawa | 2000-08-08 |
| 6096466 | Developer and developing method | Takashi Imai, Akihiro Iizuka, Yoshifumi Iida | 2000-08-01 |
| 6001527 | Electrostatic charge image developer, image formation method and image forming device | Yuka Ishihara, Takashi Imai, Hiroshi Takano, Hiroshi Nakazawa, Yoshifumi Iida +1 more | 1999-12-14 |
| 5972547 | Electrostatic charge image developing toner, electrostatic charge image developer, and image forming method using this developer | Hidekazu Yaguchi, Michio Take, Masaki Hashimoto, Hiroshi Nakazawa, Jun Igarashi | 1999-10-26 |
| 5884129 | Electrostatic-image developer and image forming process | Michio Take, Hidekazu Yaguchi, Masaki Hashimoto, Takashi Imai, Hiroshi Takano +3 more | 1999-03-16 |
| 5804351 | Toner for electrostatic-image development, developer for electrostatic image, and image forming process using the same | Hiroshi Takano, Masaki Hashimoto, Hideyuki Akagi, Kazuya Furuta, Koji Fukushima +5 more | 1998-09-08 |
| 5738962 | Toner for full-color image formation, developer composition, and method of forming multicolor image | Hiroshi Takano, Masaki Hashimoto, Hideyuki Akagi, Kazuya Furuta, Koji Fukushima | 1998-04-14 |
| 5705303 | Toner composition for electrophotography | Michio Take, Susumu Saito | 1998-01-06 |
| 5693444 | Electrostatic-image developer and image forming process | Masahiro Takagi, Akihiro Iizuka, Satoru Ishigaki | 1997-12-02 |
| 5665511 | Surface-treated inorganic fine particle and electrophotographic developer using the same | Takashi Imai, Satoshi Inoue, Yutaka Sugizaki, Susumu Saito, Masaru Miura +4 more | 1997-09-09 |
| 5663021 | Film for electrophotographic transfer, color toner, and method of color image formation | Kiyoshi Hosoi, Tsukasa Matsuda, Yuka Ishihara, Takashi Sakai | 1997-09-02 |
| 5529871 | Color toner and process for producing the same | Hiroshi Takayama, Michio Take, Hideyuki Akagi, Takashi Imai, Satoshi Inoue +5 more | 1996-06-25 |
| 5320925 | Electrophotographic toner composition | Takashi Imai, Satoshi Inoue, Yutaka Sugizaki, Susumu Saito, Masaru Miura +4 more | 1994-06-14 |
| 5296324 | Toner for developing electrostatic charge image and process for preparing the same | Hideyuki Akagi, Susumu Saito, Masaru Miura, Takashi Imai, Masayuki Takei +6 more | 1994-03-22 |
| 5288578 | Positively chargeable carrier | Yutaka Sugizaki, Susumu Saito, Hirotaka Matsuoka, Masaru Miura, Takashi Imai | 1994-02-22 |
| 5252421 | Electrophotographic toner | Toru Murakami, Koichi Oyamada | 1993-10-12 |