RK

Ryuji Kato

Brother Kogyo: 41 patents #156 of 2,767Top 6%
NU National University Corporation Nagoya University: 3 patents #53 of 782Top 7%
CK Cyfuse Biomedical K.K.: 1 patents #4 of 26Top 20%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #64,428 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
12305155 Quality evaluation method Asako Motomura, Yoko Sugiyama, Hiroshi Suganuma, Akinori Kimura, Shizuka Akieda +3 more 2025-05-20
10900950 Apparatus and analytical evaluation methods using morphological feature parameters of a cell or cell population Kei Kanie, Hiroto Sasaki, Shun Kawai 2021-01-26
10245839 Cap for ink tank, ink tank, and ink-jet recording apparatus Kenjiro Imai 2019-04-02
9567560 Incubated state evaluating device, incubated state evaluating method, incubator, and program Hiroyuki Honda, Wakana Yamamoto 2017-02-14
9309420 Ink-jet recording apparatus Ai Tahara 2016-04-12
9090790 Water-based ink for ink-jet recording, ink cartridge, ink-jet recording apparatus, ink-jet recording method, method for producing water-based ink for ink-jet recording, and method for preventing corrosion of metal member of ink-jet recording apparatus Junichiro Sugimoto 2015-07-28
9067422 Ink cartridge, method for manufacturing ink cartridge, ink-jet recording apparatus, and ink-jet recording method Yuko Iwamura 2015-06-30
8690304 Treatment solution for ink-jet recording, water-based ink set for ink-jet recording, ink-jet recording method, and ink-jet recording apparatus Junichiro Sugimoto 2014-04-08
8691004 Method of ink-jet recording, pretreatment liquid, ink set, and ink-jet recording apparatus Ai Tahara, Goro Okada 2014-04-08
8684508 Treatment solution for ink-jet recording, water-based ink set for ink-jet recording, ink-jet recording method and ink-jet recording apparatus Junichiro Sugimoto 2014-04-01
8672464 Treatment liquid for ink-jet recording, ink set, and ink-jet recording method Hitomi Sadohara, Noriaki Satoh, Chisato Hayashi, Eiji Kawamura 2014-03-18
8567937 Image forming apparatus and image forming method Masaya Fujioka, Hideji Fukaya 2013-10-29
8338174 Material for ameliorating skin tissue and method for producing the same Katsumi Ebisawa, Hideaki Kagami, Minoru Ueda 2012-12-25
8282718 Surface treatment solution, ink set, ink-jet recording method, and ink-jet recording apparatus Hideji Fukaya 2012-10-09
8162435 Liquid droplet jetting apparatus Tomoyuki Kubo, Takaichiro Umeda, Hisaki Sakurai 2012-04-24
8091994 Liquid droplet jetting apparatus including liquid tank and two heads connected in series Tomoyuki Kubo, Takaichiro Umeda, Hisaki Sakurai 2012-01-10
8070280 Ink-jet recording apparatus Noriaki Satoh 2011-12-06
8061822 Liquid droplet jetting apparatus Tomoyuki Kubo, Takaichiro Umeda, Hisaki Sakurai 2011-11-22
8016405 Ink-jet recording apparatus Mayuko Umemura, Noriaki Satoh 2011-09-13
7971983 Ink set for ink-jet recording, ink-jet recording method, and ink-jet recording apparatus Hisako Tonishi 2011-07-05
7766471 Ink set for ink-jet recording Hisako Tonishi 2010-08-03
7753999 Water based ink for ink jet recording and ink jet recording method Junichiro Sugimoto, Masashi Tsuda, Narumi Koga, Masaya Fujioka, Shunichi Higashiyama 2010-07-13
7736425 Ink set for ink-jet recording, ink for ink-jet recording and method for forming image Tomoyo Hamajima 2010-06-15
7736424 Ink set for ink-jet recording, ink for ink-jet recording and method for forming image Tomoyo Hamajima 2010-06-15
7686444 Water-based ink for ink-jet recording and ink-jet recording method Junichiro Sugimoto, Masashi Tsuda, Narumi Koga, Masaya Fujioka, Shunichi Higashiyama 2010-03-30