YA

Yuji Akiyama

Canon: 87 patents #167 of 19,416Top 1%
SO Sony: 20 patents #2,042 of 25,231Top 9%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
NK Nippon Kogaku K.K.: 1 patents #221 of 382Top 60%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #11,270 of 4,157,543Top 1%
113
Patents All Time

Issued Patents All Time

Showing 51–75 of 113 patents

Patent #TitleCo-InventorsDate
6636476 Optical recording medium with a substrate of two different resin layers Nobuyuki Arakawa, Toshiyuki Kashiwagi 2003-10-21
6582050 Ink jet printing apparatus, calibration method and calibration chart printing method 2003-06-24
6574010 Image processing apparatus and method Nobuo Ohnuma, Takatoshi Ohta, Yoko Hirosugi, Takahiro Moro, Masahiro Nagatani +1 more 2003-06-03
6540326 Ink jet recording apparatus and method capable of increasing density Miyuki Matsubara, Naoji Otsuka, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai +3 more 2003-04-01
6540327 Recording head capable of discharging a plurality of a ink having different desities and ink jet recording method and ink jet recording apparatus which use such a recording head Hiromitsu Hirabayashi, Toshio Kashino, Hitoshi Sugimoto, Miyuki Matsubara, Fumihiro Gotoh +1 more 2003-04-01
6524418 Method of production of multilayer optical recording medium Takeshi Yamasaki, Tomomi Yukumoto, Toshiyuki Kashiwagi, Eijiro Kikuno 2003-02-25
6472051 Printing medium, production process thereof, textile printing process using the medium and ink-jet printing apparatus Hiromitsu Hirabayashi, Masahiro Haruta, Shoji Koike, Nobuyuki Kuwabara, Hitoshi Sugimoto +2 more 2002-10-29
6394590 Replaceable liquid container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2002-05-28
6390578 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2002-05-21
6357845 Leather coloring process, leather coloring apparatus and colored leather produced by such process Nobuyuki Kuwabara, Tokuya Ohta, Yasushi Takatori, Sadayuki Sugama, Hiromitsu Hirabayashi +1 more 2002-03-19
6332675 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +13 more 2001-12-25
6325501 Ink-jet printing cloth, printing process using the same and print obtained by the process Nobuyuki Kuwabara, Miyuki Fujita, Yuko Nishioka 2001-12-04
6302520 Recording apparatus, recording method and control method for recording with reduced drive load Fumihiro Gotoh, Hidehiko Kanda, Hiromitsu Hirabayashi, Nobuo Ohnuma 2001-10-16
6302674 Optical disc molding apparatus Nobuyuki Arakawa, Ken Minemura 2001-10-16
6299298 Chambered liquid container having communication path Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2001-10-09
6296340 Ink jet recording method and apparatus using time-shared interlaced recording Hiroshi Tajika, Masami Ikeda, Hiromitsu Hirabayashi, Jiro Moriyama, Toshio Kashino +3 more 2001-10-02
6286926 Ink jet recording apparatus and method Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +4 more 2001-09-11
6231172 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2001-05-15
6201783 Optical recording medium having substrate of dual transparent layers Nobuyuki Arakawa, Masanobu Yamamoto, Toshiyuki Kashiwagi 2001-03-13
6183071 Ink jet recording apparatus and method for recording information with blend of plural types of ink and ink tank used in the same Hitoshi Sugimoto, Miyuki Matsubara, Fumihiro Gotoh, Hidehiko Kanda, Hiromitsu Hirabayashi +3 more 2001-02-06
6164772 Ink for ink jet cartridge and method of ink jet recording using the same Noribumi Koitabashi, Masami Ikeda, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Masahiko Higuma +4 more 2000-12-26
6149264 Ink jet recording apparatus Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +6 more 2000-11-21
6142761 Optical disc molding apparatus Nobuyuki Arakawa, Ken Minemura 2000-11-07
6132022 Ink jet recording apparatus and method in which processing is controlled according to a property of an exchangeably recording member Hiromitsu Hirabayashi, Toshio Kashino, Hitoshi Sugimoto, Miyuki Matsubara, Fumihiro Gotoh +1 more 2000-10-17
6132023 Ink head recovery method and apparatus for carrying out such method Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Tetsuji Kurata, Hitoshi Sugimoto +1 more 2000-10-17