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 101–113 of 113 patents

Patent #TitleCo-InventorsDate
5739828 Ink jet recording method and apparatus having resolution transformation capability Jiro Moriyama, Shigeyasu Nagoshi, Toshiharu Inui, Kiichiro Takahashi, Fumihiro Gotoh +1 more 1998-04-14
5729259 Random jet recording apparatus and method by thick and thin inks Fumihiro Gotoh, Hiromitsu Hirabayashi, Noribumi Koitabashi, Hitoshi Sugimoto, Miyuki Matsubara +1 more 1998-03-17
5704019 Resolution conversion method and apparatus Kazuhiko Morimura, Masashi Matsumoto, Sadayuki Sugama, Masashi Kamada, Takayuki Ninomiya 1997-12-30
5701146 Ink head recovery method and apparatus Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Tetsuji Kurata, Hitoshi Sugimoto +1 more 1997-12-23
5604520 Ink jet recording method using different mask patterns Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Takayuki Murata +2 more 1997-02-18
5594478 Ink jet recording apparatus for divisionally driving a recording head with a plurality of ink jet orifices grouped into blocks Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Takayuki Murata +2 more 1997-01-14
5543826 Ink jet apparatus and method for recovery thereof Akira Kuronuma, Takayuki Murata, Hiroshi Fukui, Shinichi Omo 1996-08-06
5509140 Replaceable ink cartridge Noribumi Koitabashi, Masami Ikeda, Sadayuki Sugama, Naohito Asai, Hiromitsu Hirabayashi +10 more 1996-04-16
5477248 Ink-jet recording method and apparatus using inks of different penetrabilities Hitoshi Sugimoto, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Hiroshi Tajika, Atsushi Arai +1 more 1995-12-19
5477246 Ink jet recording apparatus and method Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +4 more 1995-12-19
5406392 Image recording apparatus using multiple recording of the same image information to obtain high resolution and tonality Takao Aoki 1995-04-11
5359355 Ink jet recording apparatus for recording with variable scanning speeds Shigeyasu Nagoshi, Hiromitsu Hirabayashi, Atsushi Arai, Hitoshi Sugimoto, Miyuki Matsubara 1994-10-25
4311904 Automatic focus adjusting device Masashi Okada, Takaharu Kawada, Atsushi Kawahara 1982-01-19