Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10657428 | Image processing unit, image forming apparatus, image processing method, and storage medium | — | 2020-05-19 |
| 10170752 | Method for producing amorphous carbon particle, amorphous carbon particles, negative electrode material for lithium ion secondary batteries, and lithium ion secondary battery | Makiko Ijiri, Ryuta Haga, Tetsuo Shiode | 2019-01-01 |
| 9735421 | Method for producing amorphous carbon particles, amorphous carbon particles, negative electrode material for lithium ion secondary battery, and lithium ion secondary battery | Makiko Ijiri, Ryuta Haga, Tetsuo Shiode | 2017-08-15 |
| 9379384 | Method for producing non-graphitizable carbon material, negative electrode material for lithium ion secondary battery, and lithium ion secondary battery | Ryuta Haga, Makiko Ijiri, Tetsuo Shiode | 2016-06-28 |
| 9327978 | Method for producing non-graphitizable carbon material, non-graphitizable carbon material, negative electrode material for lithium-ion secondary battery, and lithium-ion secondary battery | Ryuta Haga, Makiko Ijiri, Tetsuo Shiode | 2016-05-03 |
| 8725016 | High speed image forming apparatus and image forming method thereof | — | 2014-05-13 |
| 8625162 | Image processing apparatus and image forming apparatus with a toner density correction function | Norihide Yasuoka, Masayuki Otsuka, Masaya Fujitani, Takashi Kitagawa | 2014-01-07 |
| 8264755 | Image forming apparatus and image forming method | Takashi Kitagawa, Masayuki Otsuka | 2012-09-11 |
| 8078069 | Image forming apparatus and image forming method | Masayuki Otsuka, Takashi Kitagawa | 2011-12-13 |
| 8019242 | Image forming apparatus and image forming method for suppressing fluctuation of formed images | Takashi Kitagawa, Masayuki Otsuka | 2011-09-13 |
| 7920801 | Image forming apparatus and method for controlling image forming apparatus | Masayuki Otsuka, Takashi Kitagawa | 2011-04-05 |
| 7889365 | Image forming apparatus | Takashi Kitagawa, Masayuki Otsuka | 2011-02-15 |
| 7880927 | Image forming apparatus, image forming method, program, and recording medium | Takashi Usui, Kiyoto Motoyama, Kiyoshi Takato | 2011-02-01 |
| 7657194 | Image forming apparatus and toner supply control program for the same | Tatsuya Tanaka, Takashi Kitagawa, Masayuki Otsuka | 2010-02-02 |
| 6223007 | Image forming apparatus | Takashi Kitagawa, Toshihiro Ohta, Yasutaka Maeda, Makoto Uehara | 2001-04-24 |
| 6215968 | Image forming apparatus with half-tone density control | Makoto Uehara, Toshihiro Ohta, Yasutaka Maeda, Takashi Kitagawa, Shouji Tomita +2 more | 2001-04-10 |
| 6160972 | Image forming apparatus | Fumio Shimazu | 2000-12-12 |
| 5987272 | Image forming apparatus including image quality compensation means | Yasutaka Maeda, Toshihiro Ohta | 1999-11-16 |
| 5981046 | Sound absorbing component | Syohei Masui, Satoru Funakoshi, Taiji Matsumoto, Masami Fujimaki, Hiroyuki Yoshitake +1 more | 1999-11-09 |
| 5953554 | Image forming apparatus with a toner density measuring function | Kazuyuki Ohnishi | 1999-09-14 |
| 5908524 | Method for producing fiber-reinforced thermoplastic resin molded article laminated with skin material | Syohei Masui, Yuji Kobayashi, Satoru Funakoshi, Masami Fujimaki, Hiroyuki Yoshitake | 1999-06-01 |
| 5854149 | Paper-made stampable sheet, light-weight stampable sheet shaped body and method of producing light-weight stampable shaped body | Masami Fujimaki, Shigeru Takano, Taiji Matsumoto, Tomoshige Ono, Yukio Nagashima +5 more | 1998-12-29 |
| 5826136 | Image stabilizing method for use in an image forming apparatus | Hideji Saiko, Motoyuki Itoyama, Jitsuo Masuda, Toshihisa Ishida, Hiroo Naoi +2 more | 1998-10-20 |
| 5759594 | Mold assembly for producing fiber-reinforced thermoplastic resin molded article laminated with skin material | Syohei Masui, Yuji Kobayashi, Satoru Funakoshi, Masami Fujimaki, Hiroyuki Yoshitake | 1998-06-02 |
| 5734948 | Image stabilizer | Jitsuo Masuda, Toshiaki Ino, Toshihisa Ishida, Katsuaki Sumida, Hideji Saiko | 1998-03-31 |