Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9304420 | Two-component developer, developing device, image forming apparatus, and image forming method | Nobuyuki Yoshioka, Osamu Wada, Tadashi Iwamatsu | 2016-04-05 |
| 8741525 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Osamu Wada, Tadashi Iwamatsu, Nobuyuki Yoshioka, Hiroyuki Hirakawa, Yoshinori Mutoh +3 more | 2014-06-03 |
| 8735041 | Method for producing resin-coated carrier, resin-coated carrier, two-component developer, developing device, image forming apparatus and image forming method | Takayuki Yamanaka, Osamu Wada, Tadashi Iwamatsu, Nobuyuki Yoshioka | 2014-05-27 |
| 8409778 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Osamu Wada, Tadashi Iwamatsu, Nobuyuki Yoshioka, Natsuki Matsuura, Nobuhiro Seki +1 more | 2013-04-02 |
| 8399168 | Method for producing toner, two-component developer, developing device and image forming apparatus | — | 2013-03-19 |
| 8357480 | Carrier, developer, developing apparatus and image forming apparatus | — | 2013-01-22 |
| 8293446 | Resin-coated carrier method of manufacturing the same, two-component developer including resin-coated carrier, developing device and image forming apparatus | Osamu Wada, Nobuyuki Yoshioka, Ayae Nagaoka, Tadashi Iwamatsu | 2012-10-23 |
| 8192908 | Carrier, developer, development device, image forming apparatus and image forming method | Tadashi Iwamatsu, Nobuyuki Yoshioka, Yoshinori Mutoh, Hiroyuki Hirakawa, Takashi Hara | 2012-06-05 |
| 7741001 | Toner for electrostatic image development and process for preparing the same | — | 2010-06-22 |
| 7699919 | Ink composition, recording method and recorded image utilizing the same, ink set and ink head | Kiyobumi Morimoto, Makoto Uehara, Hiromi Nakatsu, Masanori Kinomoto | 2010-04-20 |
| 7533979 | Ink composition, ink set using same, recording method, ink head and recorded image | Ichiro Fujii, Seila Suzuki, Hiroaki Nakaya, Hiromi Nakatsu, Masanori Kinomoto | 2009-05-19 |
| 7432315 | Ink composition, recording method and recording images using the same, as well as ink set and ink head | Masanori Kinomoto, Hiromi Nakatsu, Kiyobumi Morimoto | 2008-10-07 |
| 7285367 | Method of manufacturing a toner | Yoshitaka Kawase, Satoru Ariyoshi | 2007-10-23 |
| 7264664 | Ink composition, recording method and recorded image utilizing the same, ink set and ink head | Kiyofumi Morimoto, Hiromi Nakatsu, Masanori Kinomoto, Hiroaki Nakaya | 2007-09-04 |
| 6929689 | Ink for inkjet recording | Hiromi Nakatsu, Masanori Kinomoto, Kiyofumi Morimoto, Ichiro Fujii, Hiroaki Nakaya | 2005-08-16 |
| 6811251 | Image recording apparatus and recording method based on color ink jet scheme and ink set | Masanori Kinomoto, Hiromi Nakatsu, Kiyofumi Morimoto, Seita Suzuki, Ichiro Fujii +1 more | 2004-11-02 |
| 6790269 | Ink for use in ink jet recording | Hiromi Nakatsu, Masanori Kinomoto, Seita Suzuki, Kiyofumi Morimoto, Hiroaki Nakaya | 2004-09-14 |
| 6688789 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 2004-02-10 |
| 6471887 | Neodymium, ytterbium and/or erbium containing organic fluorescent compositions | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 2002-10-29 |
| 6458294 | Fluorescent ink compositions | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 2002-10-01 |
| 6436314 | Particulate fluorescent substance | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 2002-08-20 |
| 6303929 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader therefor | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 2001-10-16 |
| 5981428 | Reversibly changeable heat-sensitive recording medium | Hiroyuki Mitsuhashi, Kazushi Miyata, Kenji Kohno, Yoshinori Yamamoto | 1999-11-09 |
| 5932139 | Fluorescent substance, fluorescent composition, fluorescent mark carrier and optical reader thereof | Toshio Oshima, Yukinori Yamada, Shoji Saibara, Tomio Nabeshima | 1999-08-03 |
| 5880176 | Fluorescent marking composition and fluorescent mark formed by said composition | Yoshinori Yamamoto, Toshinobu Sueyoshi | 1999-03-09 |