YO

Yoshihisa Ohta

Ricoh Company: 11 patents #2,054 of 9,818Top 25%
JS Jsr: 5 patents #221 of 1,137Top 20%
SI Sanyo Chemical Industries: 2 patents #123 of 607Top 25%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
NT Nuflare Technology: 1 patents #192 of 298Top 65%
JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
HC Hitachi Industries Co.: 1 patents #11 of 49Top 25%
Overall (All Time): #209,881 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
8951353 Manufacturing method and apparatus for semiconductor device Yoshikazu Moriyama 2015-02-10
8804219 Image processing apparatus, image processing method, and computer-readable recording medium storing image processing program for color conversion of image data Masanori Hirano, Masakazu Yoshida, Takashi Kimura, Takayuki Ito, Arata Yamaguchi 2014-08-12
8416459 Image processing apparatus, image processing method, program, recording medium, printing system, image forming apparatus Takayuki Ito, Masakazu Yoshida, Takashi Kimura, Masanori Hirano, Naoki Nakano +2 more 2013-04-09
8256862 Formation of image by image forming apparatus with overlapping area Yasunobu Takagi, Takashi Kimura, Taku Satoh, Makoto Tanaka, Masakazu Yoshida +1 more 2012-09-04
8141982 Color imaging apparatus having yellow nozzle array and magenta nozzle array on same head and shifted relative to each other by a half-pitch Naoki Nakano, Shigetoshi Hosaka, Takashi Kimura, Toshihito Kamei, Masakazu Yoshida 2012-03-27
8011756 Imaging method and inkjet recording apparatus Takahiro Ike, Masakazu Yoshida, Takashi Kimura, Masanori Hirano 2011-09-06
7690763 Color imaging apparatus configured to reduce bidirectional color difference Naoki Nakano, Shigetoshi Hosaka, Takashi Kimura, Toshihito Kamei, Masakazu Yoshida 2010-04-06
7600842 Image reproducing and forming apparatus, printer driver and data processing apparatus Masanori Hirano, Takashi Kimura, Masakazu Yoshida 2009-10-13
7527351 Image forming apparatus, liquid discharging head, image forming method, recorded matter, and recording liquid Masanori Hirano, Masakazu Yoshida, Shigeaki Kimura, Naoya Morohoshi, Tomohiro Inoue +1 more 2009-05-05
7361712 Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agent Munekazu Satake 2008-04-22
7122226 Liquid crystal aligning agent Shigeo Shimizu 2006-10-17
6991324 Solution injector head, functional layer forming apparatus and liquid crystal display Naoki Watase, Hironori Toyoshima, Tsuneyoshi Shimizu, Makoto Nakahara, Daisuke Ikesugi +1 more 2006-01-31
6576393 Composition for resist underlayer film and method for producing the same Hikaru Sugita, Akio Saito, Kinji Yamada, Michinori Nishikawa, Yoshiji Yuumoto 2003-06-10
6468714 Negative radiation-sensitive resin composition Toshiyuki Kai, Yong Wang, Shirou Kusumoto 2002-10-22
6331052 Ink jet printing apparatus Taeko Murai, Shuzo Matsumoto, Mitsumi Fujii, Tomoaki Nakano, Hideyuki Makita +2 more 2001-12-18
6109728 Ink jet printing head and its production method Shinichi Kakuda 2000-08-29
5952150 Radiation sensitive resin composition Yong Wang, Takayoshi Tanabe, Shin-ichiro Iwanaga 1999-09-14
5818482 Ink jet printing head Shuzo Matsumoto, Taeko Murai, Hideyuki Makita, Tsutomu Sasaki, Tetsuro Hirota +3 more 1998-10-06
5773532 Process for producing a polyorganosiloxane-based thermoplastic resin Motoki Okaniwa, Norifumi Sumimoto, Nobuo Kawahashi, Kazuki Iwai 1998-06-30
5763374 Lubricating oil compositions of reduced high-temperature high-shear viscosity Kouzou Sakai, Hidehiko Matsuya 1998-06-09
5622924 Viscosity index improver and lubricating oil Kouzou Sakai, Hidehiko Matsuya 1997-04-22