OI

Osamu Iwasaki

Canon: 182 patents #14 of 19,416Top 1%
FU Fujifilm: 31 patents #190 of 4,519Top 5%
Fujitsu Limited: 14 patents #2,150 of 24,456Top 9%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
SC Slik Tripod Co.: 5 patents #1 of 6Top 20%
HK Hakuba Shashin Sangyo Kabushiki: 2 patents #2 of 5Top 40%
Nsk: 2 patents #645 of 1,559Top 45%
KL Kanebo, Limited: 1 patents #248 of 571Top 45%
FU Fujinon: 1 patents #170 of 339Top 55%
HC Hakuba Photo Industry Co.: 1 patents #4 of 6Top 70%
FU Fujfilm: 1 patents #1 of 9Top 15%
ML Mitsui Mining Company, Limited: 1 patents #30 of 92Top 35%
TS Tsudakoma: 1 patents #13 of 37Top 40%
📍 Kanonji, JP: #1 of 124 inventorsTop 1%
Overall (All Time): #1,981 of 4,157,543Top 1%
250
Patents All Time

Issued Patents All Time

Showing 201–225 of 250 patents

Patent #TitleCo-InventorsDate
6019448 Method and apparatus for sub-dividing blocks Kentaro Yano, Naoji Otsuka, Daigoro Kanematsu 2000-02-01
6015210 Ink container with two ink absorbing members for controlling ink flow to a recording head Daigoro Kanematsu, Masanori Takenouchi, Naoji Otsuka, Toshihiko Ujita, Kentaro Yano 2000-01-18
6013220 Method of manufacturing a magnetic tape 2000-01-11
6007181 Ink-jet printing apparatus and ink-jet printing method for reducing density unevenness in a printed image due to deviation of ink application position Kiichiro Takahashi, Naoji Otsuka, Kentaro Yano, Hitoshi Nishikori, Daigoro Kanematsu 1999-12-28
5992971 Ink jet recording method and apparatus Kiichiro Takahashi, Naoji Otsuka, Jiro Moriyama, Nobuyuki Kuwabara, Isao Ebisawa +7 more 1999-11-30
5980021 Ink jet recording means and packaging therefor Shigeyasu Nagoshi, Naoji Otsuka, Hiromitsu Hirabayashi, Atsushi Arai, Kentaro Yano +5 more 1999-11-09
5975673 Image output method and apparatus for smoothing image data by manipulating dot sizes Naoji Ohtsuka, Nobuyuki Kuwabara, Isao Ebisawa, Atsushi Arai, Hisao Yaegashi +4 more 1999-11-02
5975678 Ink jet recording apparatus and method using plural types of ink Daigoro Kanematsu, Naoji Otsuka, Kazuhiro Nakata, Kentaro Yano, Takashi Kasahara +1 more 1999-11-02
5963762 Electrophotographic apparatus performing image exposure and development simultaneously Tadashi Furuya, Junji Araya, Hideyuki Yano, Harumi Kugo 1999-10-05
5943073 Ink jet recording apparatus and method Naoji Otsuka, Atsushi Arai, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori +1 more 1999-08-24
5940094 Recording apparatus and method having a temperature overrise protection function Naoji Otsuka, Tetsuo Suzuki, Kentaro Yano, Kiichiro Takahashi, Daigoro Kanematsu 1999-08-17
5926191 Method and apparatus for printing Daigoro Kanematsu, Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori +1 more 1999-07-20
5914731 Data recording using randomized variations to prevent visual artifacts due to non-uniformities in a printing apparatus Kentaro Yano, Naoji Otsuka, Atsushi Arai, Kiichiro Takahashi, Daigoro Kanematsu 1999-06-22
5912689 Ink tank mounted on an ink jet apparatus Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Daigoro Kanematsu, Hitoshi Nishikori 1999-06-15
5907666 Recording system for transferring offset data to be recorded Kentaro Yano, Naoji Otsuka, Kiichiro Takahashi, Daigoro Kanematsu 1999-05-25
5887124 Image processing apparatus and method in which a restriction process is performed according to color component values Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori, Daigoro Kanematsu 1999-03-23
5877785 Ink jet recording method and apparatus using temperature calculation Naoji Otsuka, Nobuyuki Kuwabara, Isao Ebisawa, Atsushi Arai, Hisao Yaegashi +4 more 1999-03-02
5852454 Color recording device and method for receiving binary image data and recording a corresponding color image Daigoro Kanematsu, Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori 1998-12-22
5818474 Ink-jet recording apparatus and method using asynchronous masks Kiichiro Takahashi, Naoji Otsuka, Kazuhiro Nakata, Atsushi Arai, Kentaro Yano +2 more 1998-10-06
5809379 Electrophotography having photosensitive member with charge blocking overlayer Hideyuki Yano, Yasushi Sato, Junji Araya, Yukihiro Ohzeki, Harumi Kugoh +2 more 1998-09-15
5781204 Ink jet apparatus with suction recovery controlled according to head temperature and ink discharge frequency Daigoro Kanematsu, Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi 1998-07-14
5777649 Ink jet printing head with buffering chamber wall having gas transmitting property and printing apparatus using same Naoji Otsuka, Atsushi Arai, Kentaro Yano, Kiichiro Takahashi, Hitoshi Nishikori 1998-07-07
5751310 Ink jet recording apparatus capable of preventing blotting at boundary of colors and recording method therefor Kentaro Yano, Naoji Otsuka, Jiro Moriyama, Nobuyuki Kuwabara, Isao Ebisawa +5 more 1998-05-12
5751304 Ink jet recording having temperature control function Hiromitsu Hirabayashi, Naoji Otsuka, Kentaro Yano, Hitoshi Sugimoto, Miyuki Matsubara +1 more 1998-05-12
5748207 Ink jet recording system for preventing blurring at color boundary portion Toshiharu Inui, Naoji Otsuka, Mamoru Sakaki, Jiro Moriyama, Nobuyuki Kuwabara +7 more 1998-05-05