YY

Yuji Yakura

SO Sony: 31 patents #1,109 of 25,231Top 5%
Overall (All Time): #115,527 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
12256154 Electronic device and imaging device with image data correction Masashi Nakata 2025-03-18
8210641 Liquid ejection head, liquid ejection apparatus, and manufacturing method of liquid ejection head Takeo Eguchi, Shogo Ono, Kazuyasu Takenaka, Atsushi Nakamura, Yuichiro Ikemoto +5 more 2012-07-03
8201920 Head cartridge and liquid ejection apparatus Atsushi Nakamura, Shota Nishi, Masato Nakamura, Toshio Fukuda, Shigeyoshi Hirashima +1 more 2012-06-19
8109584 Liquid ejection head, liquid ejection apparatus, and manufacturing method of liquid ejection head Takeo Eguchi, Shogo Ono, Kazuyasu Takenaka, Atsushi Nakamura, Yuichiro Ikemoto +5 more 2012-02-07
8007072 Cleaning blade, method of fabricating cleaning blade, and cleaning apparatus for liquid discharge head Shota Nishi, Shigeyoshi Fujiki, Manabu Matsuda, Makoto Ando 2011-08-30
7997679 Image forming apparatus and controlling method therefor Kenji Suzuki, Hiroshi Tokunaga, Shinichi Horii 2011-08-16
7935389 Liquid spraying apparatus and method Takanori Takahashi, Kenji Okamoto, Soichi Kuwahara, Shinichi Horii, Yoshiaki Haba +1 more 2011-05-03
7824005 Liquid ejection device Masahiro Koike, Shota Nishi, Yasuhiro Tanaka 2010-11-02
7735960 Head cartridge and liquid ejection apparatus Atsushi Nakamura, Shoto Nishi, Masato Nakamura, Toshio Fukuda, Shigeyoshi Hirashima +1 more 2010-06-15
7735990 Recording liquid, liquid cartridge emitting device and liquid emitting method Toshio Fukuda, Masato Nakamura 2010-06-15
7665823 Liquid discharging apparatus and control method therefor Kenji Suzuki, Takanori Takahashi 2010-02-23
7581809 Liquid ejection head, liquid ejection apparatus, and manufacturing method of liquid ejection head Takeo Eguchi, Shogo Ono, Kazuyasu Takenaka, Atsushi Nakamura, Yuichiro Ikemoto +5 more 2009-09-01
7475978 Recording liquid, liquid cartridge, liquid ejection cartridge, liquid ejection apparatus, and liquid ejection method Toshio Fukuda, Masato Nakamura 2009-01-13
7470017 Recording liquid, liquid cartridge emitting device and liquid emitting method Toshio Fukuda, Masato Nakamura 2008-12-30
7384121 Cleaner of liquid discharger head and liquid discharger Shota Nishi, Masayuki Takakura, Shinichi Horii 2008-06-10
7344237 Recording liquid, liquid cartridge, liquid ejection cartridge, liquid ejection apparatus, and liquid ejection method Toshio Fukuda, Masato Nakamura 2008-03-18
7334865 Head cartridge and liquid ejection apparatus Atsushi Nakamura, Shota Nishi, Masato Nakamura, Toshio Fukuda, Shigeyoshi Hirashima +1 more 2008-02-26
7240998 Liquid jetting device and liquid jetting method Takaaki Murakami 2007-07-10
7168774 Liquid jetting device and liquid jetting method Takaaki Murakami 2007-01-30
7165823 Method for driving recording head, recording head, and ink jet printer Makoto Ando, Yuichiro Ikemoto 2007-01-23
7156485 Liquid discharge head, cleaning method thereof, and liquid discharge apparatus Shota Nishi, Makoto Ando, Hiroshi Tokunaga 2007-01-02
7125099 Liquid ejector and liquid ejecting method Takaaki Murakami, Shinji Kayaba, Atsushi Nakamura 2006-10-24
6938980 Image forming apparatus and its control method Kenji Suzuki, Hiroshi Tokunaga, Shinichi Horii 2005-09-06
6938981 Image formation apparatus and control method thereof Kenji Suzuki, Hiroshi Tokunaga, Shinichi Horii 2005-09-06
6890060 Recording head driving method, recording head, ink-jet printer Makoto Ando, Yuichiro Ikemoto 2005-05-10