TW

Tatsuro Watanabe

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
Canon: 4 patents #10,118 of 19,416Top 55%
TC Taiheiyo Cement: 2 patents #43 of 203Top 25%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TC Tohoku Ricoh Co.: 1 patents #101 of 204Top 50%
Overall (All Time): #220,036 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11822096 Optical system and optical apparatus 2023-11-21
11527902 Electronic device, printing apparatus, and method for controlling electronic device 2022-12-13
11431758 Fraud monitoring program, fraud monitoring apparatus, and information processing apparatus Masahiko Tamiya 2022-08-30
10834285 Printing apparatus adjusting phase differences of received signals 2020-11-10
10457039 Printhead, printing apparatus, and control method 2019-10-29
10279604 Printing apparatus and printed material manufacturing method Junji Nakai, Hiroyoshi Matsumoto, Masakazu Yoshida, Souichi Nakazawa, Hiroyuki Hiratsuka +1 more 2019-05-07
9873266 Printing apparatus and printed material manufacturing method Junji Nakai, Hiroyoshi Matsumoto, Masakazu Yoshida, Souichi Nakazawa, Hiroyuki Hiratsuka +1 more 2018-01-23
9623677 Printing apparatus and printed material manufacturing method Junji Nakai, Hiroyoshi Matsumoto, Masakazu Yoshida, Souichi Nakazawa, Hiroyuki Hiratsuka +1 more 2017-04-18
9399358 Image forming apparatus, image forming system, and method of producing printed product Koji Nagai, Hiroyuki Hiratsuka 2016-07-26
9259924 Printing apparatus and printed material manufacturing method Junji Nakai, Hiroyoshi Matsumoto, Masakazu Yoshida, Souichi Nakazawa, Hiroyuki Hiratsuka +1 more 2016-02-16
9259941 Image forming apparatus, image forming system, and method of producing printed product Koji Nagai, Hiroyuki Hiratsuka 2016-02-16
8905529 Inkjet recording device Kengo Tsubaki, Hiroyoshi Komaba, Yoshiya Itoh 2014-12-09
8851643 Inkjet image forming apparatus Kengo Tsubaki, Hiroyoshi Komaba, Yoshiya Itoh, Hiroyuki Hiratsuka 2014-10-07
8506064 Image forming apparatus, method of controlling operations of removing air bubbles and computer readable information recording medium 2013-08-13
8465125 Image forming apparatus with a structure for preventing bubbles from entering recording head or remaining in a fluid supply channel Kengo Tsubaki 2013-06-18
8465134 Image forming apparatus 2013-06-18
8272731 Image forming apparatus 2012-09-25
7931706 Method and apparatus for fermentation Masayoshi Arai, Akira Saito, Sachio Nakazaki, Toshihisa Maruta, Hiroyuki Takano 2011-04-26
7285141 Method and apparatus for fermentation Masayoshi Arai, Akira Saito, Sachio Nakazaki, Toshihisa Maruta, Hiroyuki Takano 2007-10-23
6244594 Apparatus for storing sheets driven out of an image forming apparatus Yoshiyuki Araseki, Masanori Takahashi, Dai Itoh 2001-06-12