Issued Patents All Time
Showing 1–25 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400446 | Transparent noncombustible sheet | Hitoshi Kourogi, Yuki Horikoshi | 2019-09-03 |
| 9436135 | Toner pattern density correction in an image forming apparatus | Keita Sone, Shinichi Akatsu, Tomohide Takenaka, Kohta Fujimori, Tetsuya Muto +4 more | 2016-09-06 |
| 9323200 | Image forming apparatus that performs parameter correction processing according to an image density in a predetermined region | Akira Yoshida | 2016-04-26 |
| 9297292 | Engine cooling device | — | 2016-03-29 |
| 9234466 | Device for controlling internal combustion engine | Yukari Araki, Takashi Suzuki, Masakiyo Kojima | 2016-01-12 |
| 8811846 | Optical sensor with positioning reference surface and image forming apparatus incorporating optical sensor | Akira Yoshida, Hitoshi Ishibashi, Yoshiaki Miyashita, Kohta Fujimori, Kayoko Tanaka | 2014-08-19 |
| 8794193 | Engine cooling device | Yukari Araki | 2014-08-05 |
| 8523260 | Console storage retention structure | Nicholas Spitler | 2013-09-03 |
| 8503893 | Image forming apparatus and method for controlling image density | Akira Yoshida, Shin Hasegawa, Yoshiaki Miyashita, Kohta Fujimori, Kayoko Tanaka | 2013-08-06 |
| 8455851 | Optical sensor and image forming apparatus | Kayoko Tanaka, Kohta Fujimori, Shin Hasegawa, Yoshiaki Miyashita, Akira Yoshida | 2013-06-04 |
| 8439003 | Cooling apparatus for internal combustion engine, method of controlling the same, and hybrid vehicle including the same | Yukari Araki, Osamu Shintani, Kazuya Nakagaki, Daisuke Murakami, Masanori Shibata +1 more | 2013-05-14 |
| 8292499 | Engine coolant amount determining apparatus | Kazuya Nakagaki, Masanori Shibata, Masaho Narita, Hisao Nonoyama, Yukari Araki +1 more | 2012-10-23 |
| 8254795 | Supply control unit and image forming apparatus | Eichi Koizumi, Akira Yoshida, Shinji Kato | 2012-08-28 |
| 8238768 | Image forming apparatus including developing unit and toner supplying unit | Eichi Koizumi, Akira Yoshida, Shinji Kato | 2012-08-07 |
| 8235442 | Console lid slide rail attachment | Nicholas Spitler, Marius Cociuba | 2012-08-07 |
| 8233813 | Image forming apparatus and image-density control method | Akira Yoshida, Shin Hasegawa, Hitoshi Ishibashi, Yoshiaki Miyashita, Kohta Fujimori +4 more | 2012-07-31 |
| 8210592 | Console storage retention structure | Nicholas Spitler | 2012-07-03 |
| 8180261 | Image forming apparatus including a developer replenishing device which uses an air feeding device for a two-ingredient type developer | Satoshi Muramatsu, Nobuo Iwata, Junichi Matsumoto, Takayuki Koike, Eriko Maruyama | 2012-05-15 |
| 8175471 | Image forming apparatus and image density control method | Kentaroh Tomita, Hitoshi Ishibashi, Shin Hasegawa, Shinji Kato, Kohta Fujimori +2 more | 2012-05-08 |
| 8155543 | Image forming apparatus capable of reducing a lengthy duration of an adjustment control | Hitoshi Ishibashi, Osamu Ariizumi, Shinji Kobayashi, Kazumi Kobayashi, Fukutoshi Uchida +8 more | 2012-04-10 |
| 8145100 | Process cartridge including developing unit and incorporated in image forming apparatus | Yushi Hirayama, Shinji Kato, Takeroh Kurenuma, Keiichi Yoshida, Shin Hasegawa +6 more | 2012-03-27 |
| 8103181 | Image forming apparatus and method of adjusting charge bias | Hitoshi Ishibashi, Kohta Fujimori, Shin Hasegawa, Yushi Hirayama, Shinji Kato +5 more | 2012-01-24 |
| 8099006 | Image forming apparatus and image quality correction method used therein | Kohta Fujimori, Shin Hasegawa, Hitoshi Ishibashi, Kayoko Tanaka, Yushi Hirayama | 2012-01-17 |
| 8095025 | Image forming apparatus capable of efficient toner concentration control | Hitoshi Ishibashi, Shin Hasegawa, Kohta Fujimori, Kayoko Tanaka, Yushi Hirayama +2 more | 2012-01-10 |
| 8061336 | PCV system for V-type engine | — | 2011-11-22 |