RG

Ryohta Gotoh

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
Overall (All Time): #419,044 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9256190 Lubricant supplying device, image forming apparatus, and process cartridge Satoshi Hatori, Akira Fujimori, Naohiro Kumagai, Kaoru Yoshino, Hideyasu Seki +4 more 2016-02-09
9207625 Lubricant supply device, process unit, image forming apparatus, and process unit manufacturing method Kaoru Yoshino, Satoshi Hatori, Hiromichi Ninomiya, Nobuyuki Taguchi, Yasuhito Kuboshima +5 more 2015-12-08
9176457 Image forming apparatus and waste toner conveying device incorporated in same Kaoru Yoshino, Satoshi Hatori, Naohiro Kumagai, Akira Fujimori, Hideyasu Seki 2015-11-03
9128452 Lubricant supply system, image forming apparatus, and process cartridge Satoshi Hatori, Kenji Honjoh, Akira Fujimori, Kaoru Yoshino, Naohiro Kumagai +6 more 2015-09-08
9104171 Detachable unit and image forming apparatus incorporating same Yuta Azeyanagi, Hiromichi Ninomiya, Satoshi Hatori, Naohiro Kumagai, Nobuyuki Taguchi +3 more 2015-08-11
9081347 Lubricant supplying device, image forming apparatus, and process cartridge Akira Fujimori, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Hideyasu Seki +6 more 2015-07-14
9068693 Lubricant supplying device, image forming apparatus, and process cartridge Satoshi Hatori, Akira Fujimori, Naohiro Kumagai, Kaoru Yoshino, Hideyasu Seki +4 more 2015-06-30
9063500 Lubricant applicator, image forming apparatus, and process cartridge Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Akira Fujimori, Hideyasu Seki 2015-06-23
9052669 Lubricant applicator, image forming apparatus, and process cartridge Daisuke Tomita, Takeshi Shintani, Norio Kudo, Kenji Honjoh, Satoshi Hatori +5 more 2015-06-09
9008546 Image carrier, process cartridge, and image forming apparatus Nobuyuki Taguchi, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Hiromichi Ninomiya +3 more 2015-04-14
8909122 Lubricant supplying device, image forming apparatus, and process cartridge Satoshi Hatori, Naohiro Kumagai, Akira Fujimori, Kaoru Yoshino, Hideyasu Seki 2014-12-09
8855507 Lubricant supplying device, and image forming apparatus Hideyasu Seki, Satoshi Hatori, Naohiro Kumagai, Kaoru Yoshino, Akira Fujimori +4 more 2014-10-07