AA

Atsushi Arai

Canon: 99 patents #109 of 19,416Top 1%
SM Smk: 15 patents #9 of 269Top 4%
Ricoh Company: 6 patents #3,275 of 9,818Top 35%
OC Okamoto Glass Co.: 3 patents #1 of 14Top 8%
YK Ykk: 3 patents #225 of 845Top 30%
OI Oiles: 2 patents #84 of 253Top 35%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
I. I.R.I.S: 1 patents #11 of 21Top 55%
📍 Tachikawa, JP: #1 of 482 inventorsTop 1%
Overall (All Time): #8,294 of 4,157,543Top 1%
131
Patents All Time

Issued Patents All Time

Showing 51–75 of 131 patents

Patent #TitleCo-InventorsDate
6331898 Encoded data printing apparatus and method for printing a code and an image on the same medium Katsuyuki Yokoi, Kazuhiro Nakata, Haruyuki Yanagi 2001-12-18
6312102 Color ink jet recording method and apparatus using black ink and color-mixed black ink Jiro Moriyama, Naoji Otsuka, Nobuyuki Kuwabara, Isao Ebisawa, Hisao Yaegashi +5 more 2001-11-06
6305988 CRT socket Hiroharu Arakawa 2001-10-23
6286926 Ink jet recording apparatus and method Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +4 more 2001-09-11
6241350 Ink jet printing head and printing apparatus using same Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori, Osamu Iwasaki 2001-06-05
6227649 Multimode ink jet recording device in which recording mode is selected according to recording medium Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi 2001-05-08
6203138 Method of exchanging waste ink pack of ink jet recording apparatus Hiromitsu Hirabayashi, Hiroshi Tajika, Miyuki Matsubara, Noribumi Koitabashi, Shinji Kanemitsu 2001-03-20
6193351 System to perform ink jet printing head recovery Hisao Yaegashi, Isao Ebisawa, Hidehiko Kanda 2001-02-27
6176565 Cleaning member for ink jet head and ink jet apparatus provided with said cleaning member Noriyuki Yanai, Masahiro Watabe, Hiroshi Tajika, Haruo Uchida, Kiyoshi Kuramochi 2001-01-23
6149264 Ink jet recording apparatus Hiromitsu Hirabayashi, Koji Terasawa, Makoto Takemura, Kenjiro Watanabe, Shigeyasu Nagoshi +6 more 2000-11-21
6149259 Ink jet recording apparatus and method capable of performing high-speed recording Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori, Osamu Iwasaki +1 more 2000-11-21
6145956 Discharge recovery method and apparatus for an ink jet recording head Norifumi Koitabashi, Hitoshi Sugimoto, Hiroshi Tajika, Miyuki Matsubara 2000-11-14
6137505 Ink jet recording device having staggered recording element arrays Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi 2000-10-24
6132023 Ink head recovery method and apparatus for carrying out such method Yuji Akiyama, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Tetsuji Kurata, Hitoshi Sugimoto +1 more 2000-10-17
6118457 Resolution conversion with preservation of fine lines and of hue Naoji Ohtsuka, Kentaro Yano, Kiichiro Takahashi, Osamu Iwasaki, Daigoro Kanematsu 2000-09-12
6116720 Ink jet recording method and apparatus for preventing color boundary blur Toshiharu Inui, Naoji Otsuka, Jiro Moriyama, Nobuyuki Kuwabara, Isao Ebisawa +5 more 2000-09-12
6109725 Wiping mechanism for ink jet recording head and recording apparatus using same Satoshi Saikawa, Tetsuo Suzuki, Naoji Otsuka, Soichi Hiramatsu, Masahiro Taniguro +9 more 2000-08-29
6084604 Color ink jet recording method and apparatus using black ink and color-mixed black ink Jiro Moriyama, Naoji Otsuka, Nobuyuki Kuwabara, Isao Ebisawa, Hisao Yaegashi +5 more 2000-07-04
6079809 Ink jet recording apparatus and method including prevention of color mixing through selective predischarge of nozzles adjacent to differing color groups Hisao Yaegashi, Isao Ebisawa, Hidehiko Kanda 2000-06-27
D423986 Pull tab for a slide fastener slider Yasuhiro Ishii 2000-05-02
6053595 Multi recording system using monochrome printer Naoji Otsuka, Kentaro Yano, Yuji Akiyama, Kiichiro Takahashi, Hitoshi Nishikori +1 more 2000-04-25
6050669 Method of controlling an ink-jet recording apparatus according to recording apparatus in which the method is implemented Kentaro Yano, Naoji Otsuka, Shigeyasu Nagoshi, Kiichiro Takahashi, Osamu Iwasaki 2000-04-18
6042212 Ink-jet recording apparatus and method using asynchronous masks Kiichiro Takahashi, Naoji Otsuka, Kazuhiro Nakata, Kentaro Yano, Osamu Iwasaki +2 more 2000-03-28
6022093 Ink jet recording apparatus and method Naoji Otsuka, Shigeyasu Nagoshi, Kentaro Yano, Kiichiro Takahashi, Osamu Iwasaki 2000-02-08
6015203 Rubbing member for ink jet apparatus Hideo Fukazawa 2000-01-18