KA

Katsuhiro Aoki

Ricoh Company: 35 patents #475 of 9,818Top 5%
TI Texas Instruments: 19 patents #659 of 12,488Top 6%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SU Subaru: 1 patents #819 of 1,684Top 50%
📍 Minamiashigara, JP: #9 of 172 inventorsTop 6%
Overall (All Time): #44,728 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 1–25 of 56 patents

Patent #TitleCo-InventorsDate
9783186 Vehicle control apparatus Takafumi Matsushita, Makoto Nakamoto, Yusuke Komatsu 2017-10-10
9008556 Development device and image forming apparatus and process unit incorporating same Yuuji Ishikura, Masaaki Yamada, Masayuki Yamane, Atsushi Kurokawa, Yuuki Satoh 2015-04-14
8768224 Developing device, image forming apparatus, and developing method Daichi Yamaguchi, Akihiro Kawakami 2014-07-01
8626039 Image forming apparatus and method capable of obtaining high quality image suppressing edge effect Akira Azami, Daichi Yamaguchi, Akihiro Kawakami 2014-01-07
8180270 Image forming apparatus for controlling glossiness of an image Kei Yasutomi, Hitoshi Maruyama, Masanori Saitoh, Takeo Tsukamoto, Katsuaki Miyawaki +1 more 2012-05-15
8059996 Developing apparatus and image forming apparatus Hiroshi Ikeguchi 2011-11-15
7822351 Filling-rate lowering and rolling rate adjusting image forming apparatus Takeo Tsukamoto, Takashi Fujita, Yasuyuki Ishii, Katsuaki Miyawaki, Masanori Saitoh +2 more 2010-10-26
7751746 Device for driving rotary body with mechanism for dampening fluctuation in rotation velocity Katsuaki Miyawaki, Tetsuo Watanabe, Takeo Tsukamoto, Kei Yasutomi, Hitoshi Maruyama +1 more 2010-07-06
7738813 Corona charger having two charging regions Kei Yasutomi, Hitoshi Maruyama, Katsuaki Miyawaki, Takeo Tsukamoto, Masanori Saitoh 2010-06-15
7734233 Development device, process cartridge, and image forming apparatus Hideki Zemba, Tomoko Takahashi, Nobuaki Kondoh, Masanori Horike, Masaaki Yamada +5 more 2010-06-08
7672625 Developing device using electrostatic transport and hopping (ETH) Tomoko Takahashi, Hideki Zemba 2010-03-02
7480475 Developing device, and image forming apparatus and process cartridge using the developing device Yasuo Miyoshi, Hajime Oyama, Hiroshi Ikeguchi, Daichi Yamaguchi 2009-01-20
7359661 Developing method, developing device, and image forming apparatus including the developing device that minimizes deterioration of developer Hajime Oyama, Hiromitsu Takagaki, Hiroshi Ikeguchi 2008-04-15
7209685 Developing device, image forming apparatus and process cartridge including replenishment openings Hajime Oyama, Hiromitsu Takagaki, Hiroshi Ikeguchi, Yasuo Miyoshi 2007-04-24
7181155 Developer supplying device, developing roller, developing device, image forming apparatus and process cartridge Hajime Oyama, Hiroshi Ikeguchi, Yasuo Miyoshi, Hiromitsu Takagaki 2007-02-20
7099611 Method and apparatus for image forming capable of reducing mechanical stresses to developers during transportation for development Tsukuru Kai, Hiroshi Ikeguchi 2006-08-29
7035575 Developing device, image forming apparatus, and process cartridge Hiroshi Ikeguchi, Hajime Oyama, Daichi Yamaguchi, Yasuo Miyoshi 2006-04-25
6901233 Image forming apparatus Tsukuru Kai, Hajime Oyama, Osamu Ariizumi, Hisashi Shoji, Takashi Hodoshima +1 more 2005-05-31
6847755 Optical cross connection switch using voltage-controlled interferometric optical switching elements Munenori Oizumi, Susumu Kato, Yukio Fukuda 2005-01-25
6788913 Image forming apparatus method and developing device to obtain a stable image density Takatsugu Fujishiro 2004-09-07
6747353 Barrier layer for copper metallization in integrated circuit fabrication Munenori Oizumi, Yukio Fukuda 2004-06-08
6728128 Dummy cell structure for 1T1C FeRAM cell array Akitoshi Nishimura, Yukio Fukuda 2004-04-27
6724646 Dummy cell structure for 1T1C FeRAM cell array Akitoshi Nishimura, Yukio Fukuda 2004-04-20
6721516 Image forming apparatus Tsukuru Kai, Hajime Oyama, Osamu Ariizumi, Hisashi Shoji, Takashi Hodoshima +1 more 2004-04-13
6721200 Dummy cell structure for 1T1C FeRAM cell array Akitoshi Nishimura, Yukio Fukuda 2004-04-13