NH

Nobuyuki Hirayama

Canon: 85 patents #180 of 19,416Top 1%
SO Sony: 3 patents #10,744 of 25,231Top 45%
TC Toyo Machinery & Metal Co.: 2 patents #7 of 31Top 25%
Overall (All Time): #18,783 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 51–75 of 88 patents

Patent #TitleCo-InventorsDate
8177333 Element board for printhead, and printhead having the same Ryo Kasai, Masataka Sakurai 2012-05-15
8147039 Head substrate, printhead, head cartridge, and printing apparatus Tomoko Kurokawa, Masataka Sakurai, Ryo Kasai 2012-04-03
8075103 Ink jet print head substrate and ink jet print head Tatsuo Furukawa, Masataka Sakurai, Ryo Kasai, Tomoko Kurokawa 2011-12-13
8016378 Element substrate, printhead, and head cartridge Tomoko Kurokawa, Ryo Kasai 2011-09-13
8002374 Printhead driving method, printhead substrate, printhead, head cartridge, and printing apparatus Yoshiyuki Imanaka, Ichiro Saito, Muga Mochizuki, Takaaki Yamaguchi, Masao Kato +1 more 2011-08-23
7988260 Recording element substrate and recording head including recording element substrate Tomoko Kudo, Tatsuo Furukawa, Ryo Kasai 2011-08-02
7954918 Liquid discharge head substrate and liquid discharge head having reduced heat enable wiring Ryo Kasai 2011-06-07
7850262 Head substrate, printhead, head cartridge, and printing apparatus Masataka Sakurai 2010-12-14
7824014 Head substrate, printhead, head cartridge, and printing apparatus Tatsuo Furukawa 2010-11-02
7819493 Element board for printhead, and printhead having the same Ryo Kasai, Masataka Sakurai 2010-10-26
7815272 Element body for recording head and recording head having element body Ryo Kasai, Tatsuo Furukawa, Masataka Sakurai 2010-10-19
7806492 Printhead and printing apparatus Tatsuo Furukawa, Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Takaaki Yamaguchi 2010-10-05
7597424 Printhead substrate, printhead, head cartridge, and printing apparatus 2009-10-06
7559626 Inkjet recording head substrate and drive control method, inkjet recording head, inkjet recording head cartridge and inkjet recording apparatus Masataka Sakurai, Tatsuo Furukawa, Hidenori Watanabe, Ryo Kasai 2009-07-14
7530653 Recording head and recorder comprising such recording head 2009-05-12
7448730 Printhead, printhead substrate, ink cartridge, and printing apparatus having printhead 2008-11-11
7448709 Printing head, image printing apparatus using the same, and control method therefor Yoshinori Nakajima, Jiro Moriyama, Takayuki Murata 2008-11-11
7445316 Printhead substrate, printhead, head cartridge, and printing apparatus 2008-11-04
7354125 Element board for printhead, and printhead having the same Ryo Kasai, Masataka Sakurai 2008-04-08
7354139 Printhead substrate, printhead, head cartridge, and printing apparatus 2008-04-08
7344218 Printhead driving method, printhead substrate, printhead, head cartridge and printing apparatus Yoshiyuki Imanaka, Ichiro Saito, Muga Mochizuki, Takaaki Yamaguchi, Masao Kato +1 more 2008-03-18
7321444 Printhead, head cartridge having the printhead, printing apparatus using the printhead, and printhead element substrate 2008-01-22
7044572 Printhead and image printing apparatus 2006-05-16
6997533 Printing head, image printing apparatus, and control method employing block driving of printing elements Yoshinori Nakajima, Jiro Moriyama 2006-02-14
6976748 Ink jet head and printer Kenji Yabe, Mineo Kaneko, Ken Tsuchii, Masaki Oikawa 2005-12-20