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 76–100 of 113 patents

Patent #TitleCo-InventorsDate
6113210 Method and apparatus for ink-jet recording with inks having different densities Fumihiro Gotoh, Hiromitsu Hirabayashi, Toshio Kashino, Hiroshi Tajika, Hitoshi Sugimoto +2 more 2000-09-05
6109720 Method and apparatus for ink-jet recording with inks having different densities Fumihiro Gotoh, Hiromitsu Hirabayashi, Toshio Kashino, Hiroshi Tajika, Hitoshi Sugimoto +2 more 2000-08-29
6095642 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2000-08-01
6068365 Color ink jet recording apparatus with recording head arranged at shifted position Shigeyasu Nagoshi, Hiromitsu Hirabayashi, Hitoshi Sugimoto, Miyuki Matsubara 2000-05-30
6065827 Ink jet recording method and ink jet recording apparatus Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Hitoshi Sugimoto, Miyuki Fujita +2 more 2000-05-23
6053595 Multi recording system using monochrome printer Naoji Otsuka, Atsushi Arai, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori +1 more 2000-04-25
6050680 Ink jet recording with mixing and storage of color inks with different mixing ratios Jiro Moriyama, Shigeyasu Nagoshi, Hiroshi Tajika, Noribumi Koitabashi, Hitoshi Sugimoto 2000-04-18
6027196 Recording method for gradation recording with light-and dark-colored inks and apparatus therefor Fumihiro Gotoh, Hiromitsu Hirabayashi, Toshio Kashino, Hitoshi Sugimoto, Miyuki Matsubara +1 more 2000-02-22
6025928 Shuttle type recording apparatus Makoto Takemura, Shinji Kanemitsu, Hiromitsu Hirabayashi, Miyuki Fujita, Akitoshi Yamada 2000-02-15
6022383 Processes for coloring leather by an ink-jet printing method using anionic coloring agents and cationic agents, and leather products obtained therewith Nobuyuki Kuwabara, Tokuya Ohta, Yasushi Takatori, Sadayuki Sugama, Hiromitsu Hirabayashi +1 more 2000-02-08
6020976 Shuttle type recording apparatus Miyuki Fujita, Shinji Kamemitsu, Hiromitsu Hirabayashi, Makoto Takemura, Akitoshi Yamada 2000-02-01
6012808 Ink container, ink and ink jet recording apparatus using ink container Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 2000-01-11
6007174 Ink jet recording apparatus and method Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +6 more 1999-12-28
6000781 Shuttle type recording apparatus Shinji Kanemitsu, Hiromitsu Hirabayashi, Makoto Takemura, Miyuki Fujita, Akitoshi Yamada 1999-12-14
5992971 Ink jet recording method and apparatus Kiichiro Takahashi, Naoji Otsuka, Jiro Moriyama, Nobuyuki Kuwabara, Isao Ebisawa +7 more 1999-11-30
5981045 Ink transfer medium and image formation using the same Nobuyuki Kuwabara, Miyuki Fujita 1999-11-09
5980012 Recording apparatus and ink jet recording method Miyuki Fujita, Shigeyasu Nagoshi, Toshiharu Inui, Masaya Uetsuki, Hidehiko Kanda +1 more 1999-11-09
5917519 Ink jet recording method and apparatus for recording with multiple thinned images Atsushi Arai, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Hitoshi Sugimoto, Miyuki Matsubara 1999-06-29
5907337 Ink jet recording method and apparatus Hiroshi Tajika, Masami Ikeda, Hiromitsu Hirabayashi, Jiro Moriyama, Toshio Kashino +3 more 1999-05-25
5852329 Optical disc molding device and molding method for optical disc Nobuyuki Arakawa, Toshiyuki Kashiwagi, Asao Kurosu, Shinsuke Kishi 1998-12-22
5841448 Substrate for ink-jet head, having an optical element ink-jet head, and ink-jet apparatus Jiro Moriyama, Sadayuki Sugama, Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi +2 more 1998-11-24
5841451 Scan interval control in ink jet recording apparatus Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Hitoshi Sugimoto, Miyuki Matsubara +2 more 1998-11-24
5831642 Ink jet recording method and apparatus Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Takayuki Murata +2 more 1998-11-03
5825377 Method and apparatus for ink-jet recording with inks having different densities Fumihiro Gotoh, Hiromitsu Hirabayashi, Toshio Kashino, Hiroshi Tajika, Hitoshi Sugimoto +2 more 1998-10-20
5742311 Replaceable ink cartridge Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 1998-04-21