YH

Yasuyuki Hirai

Canon: 18 patents #3,676 of 19,416Top 20%
HC Hitachi Chemical Company: 7 patents #228 of 1,946Top 15%
MC Mita Industrial Co.: 7 patents #201 of 891Top 25%
SD Steelcase Development: 4 patents #110 of 472Top 25%
KM Kyocera Mita: 4 patents #152 of 763Top 20%
AD Advantest: 1 patents #714 of 1,193Top 60%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
Overall (All Time): #73,604 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 25 most recent of 42 patents

Patent #TitleCo-InventorsDate
9890001 Sheet feeding apparatus and printing apparatus Hisashi Taniguchi, Yasuyuki Asai, Motoyuki Taguchi, Atsushi Ikeda, Kyoshiro Okude 2018-02-13
8944584 Ink jet recording apparatus having charged conveying belt Atsushi Sakamoto, Hitoshi Nishikori, Nozomu Nishiberi, Yasufumi Tanaami 2015-02-03
8944585 Printing apparatus Kentaro Onuma, Masaaki Ishihara 2015-02-03
8807556 Sheet conveying apparatus, printing apparatus, and processing apparatus Noriyuki Sugiyama, Hiroyuki Saito, Atsushi Ikeda, Noriko Sato, Masashi Ito +1 more 2014-08-19
8651614 Inkjet printing apparatus and ink discharge control method Atsushi Sakamoto, Hitoshi Nishikori, Tomoki Yamamuro 2014-02-18
8641184 Conveying mechanism and recording apparatus including the same Nozomu Nishiberi, Yasufumi Tanaami 2014-02-04
8025289 Recording apparatus performing skew correction 2011-09-27
7762549 Recording apparatus 2010-07-27
7605957 Original document transport device Hiroyuki Harada, Masayuki Yamada, Minoru Matsushita 2009-10-20
7547011 Sheet feeding device and image forming apparatus Tetsuji Kurata, Kosuke Yamamoto, Junichi Yoshikawa, Yoshitaka Okamura 2009-06-16
7538786 Printing apparatus 2009-05-26
7538150 Dihydrobenzoxazine ring-containing resin, phenolic-triazine-aldehyde condensate and epoxy resin Kenichi Oohori, Yoshihiro Nakamura, Hikari Murai, Yoshiyuki Takeda, Shinichi Kamoshida +5 more 2009-05-26
7390571 Varnish for laminate or prepreg, laminate or prepreg prepared using this varnish, and printed wiring board prepared using this laminate or prepreg Norihiro Abe, Yoshiyuki Takeda 2008-06-24
7388736 Static eliminator and a static eliminating method for an insulating sheet, a method for producing and insulating sheet, and an insulating sheet Satoko Morioka, Daisuke Masuwa, Hiroki Nakajima, Harumi Tanaka 2008-06-17
7097272 Printing apparatus, print head performance recovery device and method, and piston pump Masahito Yoshida, Noboru Shimoyama 2006-08-29
7041772 Method for producing benzoxazine resin Teruki Aizawa, Syunichi Numata 2006-05-09
7041399 Varnish for laminate or prepreg, laminate or prepreg obtained with this varnish, and printed circuit board made with this laminate or prepreg Norihiro Abe, Yoshiyuki Takeda 2006-05-09
6948803 Ink container, inkjet printing apparatus and ink supplying method Masahito Yoshida, Naoji Otsuka, Hiroyuki Inoue, Takashi Nojima, Hitoshi Sugimoto +5 more 2005-09-27
6913339 Head recovery device, head recovery method and ink jet recording apparatus Haruo Uchida, Isao Ebisawa 2005-07-05
6899412 Ink jet recording apparatus and recovery mechanism portion of ink jet recording apparatus 2005-05-31
6837921 Ink tank Hiroyuki Inoue, Masahito Yoshida, Takashi Nojima, Shusuke Inamura, Yasufumi Tanaami +2 more 2005-01-04
6783215 Ink container, inkjet printing apparatus, and ink supplying method Masahito Yoshida, Naoji Otsuka, Hiroyuki Inoue, Takashi Nojima, Hitoshi Sugimoto +5 more 2004-08-31
6748707 Utility interface system Mark A. Buchalter, George V. Weller, Howard M. Montgomery, Thomas G. Feldpausch, Douglas L. Bartrand +2 more 2004-06-15
6720077 Resin composition, and use and method for preparing the same Hironori Suzuki, Yoshiyuki Takeda, Kenichi Oohori, Shinichi Kamoshida, Minoru Kakitani +1 more 2004-04-13
6718153 Developing device for preventing thickening of the developer at both ends of a sleeve Ryoji Nishimura, Kotaro Kawasaki, Satoru Yonemoto, Naoyuki Ishida, Yukihiro Ito +3 more 2004-04-06