Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685602 | Toner for electrophotography, developer for electrophotography, toner cartridge, image forming apparatus, and image forming method | Yuka Ishihara, Emi Takahashi | 2014-04-01 |
| 8679715 | Electrostatic image developing toner, electrostatic image developer, image forming method and image forming apparatus | Rieko Kataoka | 2014-03-25 |
| 8574800 | Toner for electrostatic charge image development, electrostatic charge image developer, toner cartridge, process cartridge and image forming device | Yutaka Saito, Yasuaki Hashimoto | 2013-11-05 |
| 8269353 | Semiconductor device having a plurality of adhesion area patterns and one or more non-adhesion area patterns | Koji Miyata, Hiroyuki Nakanishi, Kazuaki Tatsumi, Masato Yokobayashi | 2012-09-18 |
| 7303846 | Electrophotographic toner, process for producing the same, and process for forming image | Yuka Ishihara, Atsuhiko Eguchi, Jun Igarashi, Koichi Sugiyama, Susumu Yoshino +1 more | 2007-12-04 |
| 7214459 | Toner for developing electrostatic charged images and developer for developing electrostatic charged images, and image forming method using the same | Akihiro Iizuka, Atsuhiko Eguchi, Yasuhiro Oya | 2007-05-08 |
| 6468707 | Image-forming process and image-forming apparatus | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Yusaku Shibuya, Yutaka Sugizaki +1 more | 2002-10-22 |
| 6256051 | Electrophotographic device, electrophotography, and process for preparing sheet bearing toner images | Hiroyoshi Asada, Yoshihiro Tamura, Mitio Yamasaki, Yuji Tanaka, Hidetoshi Hara +2 more | 2001-07-03 |