HS

Hitoshi Sugimoto

Canon: 11 patents #16 of 2,200Top 1%
Overall (1997): #424 of 185,788Top 1%
11
Patents 1997

Issued Patents 1997

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5701995 Packing case and opening method therefor Masahiko Higuma, Masami Ikeda, Naohito Asai, Tsutomu Abe, Toshio Kashino +3 more 1997-12-30
5701146 Ink head recovery method and apparatus Yuji Akiyama, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Tetsuji Kurata +1 more 1997-12-23
5696542 Ink jet recording method Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Fumihiro Gotoh +1 more 1997-12-09
5670997 Recording means for enhancing removal of ink deposited on an ejection side surface thereof, ink jet recording apparatus having said recording means, and recovery method Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Miyuki Matsubara, Fumihiro Gotoh +1 more 1997-09-23
5671000 Ink jet cartridge with separately exchangeable ink tank and recording head Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Miyuki Fujita, Fumihiro Gotoh +1 more 1997-09-23
5661508 Ink jet recording method and apparatus for recording thinned recording data Shigeyasu Nagoshi, Miyuki Matsubara 1997-08-26
5633663 Ink jet recording method and apparatus Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Noribumi Koitabashi, Fumihiro Gotoh +1 more 1997-05-27
5625391 Ink jet recording method and apparatus Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Miyuki Matsubara, Kiichiro Takahashi 1997-04-29
5625384 Ink jet recording apparatus and method using replaceable recording heads Yasuhiro Numata, Kazuyoshi Takahashi, Yoshiaki Takayanagi, Hiroshi Tajika, Noribumi Koitabashi +1 more 1997-04-29
5604520 Ink jet recording method using different mask patterns Miyuki Matsubara, Hiromitsu Hirabayashi, Shigeyasu Nagoshi, Atsushi Arai, Yuji Akiyama +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, Yuji Akiyama +2 more 1997-01-14