YA

Yuko Arizumi

Ricoh Company: 36 patents #442 of 9,818Top 5%
Overall (All Time): #93,506 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
8693939 Fixing device and image forming apparatus having an anti-tack agent applicator Hidenori Tomono, Yasuo Katano, Yukimichi Someya, Tsuneo Kurotori, Shigenobu Hirano +3 more 2014-04-08
8663893 Fixing solution, fixing method, fixing device, image forming method and image forming apparatus Yasuo Katano, Tsuneo Kurotori, Yukimichi Someya, Fuminari Kaneko, Shigeo Takeuchi +3 more 2014-03-04
8463171 Fixing solution, fixing method, fixing device, image forming method and image forming apparatus Yasuo Katano, Tsuneo Kurotori, Shigeo Takeuchi, Hidekazu Yaginuma, Fuminari Kaneko +3 more 2013-06-11
8452221 Fixation fluid, fixation method, image forming method, fixation device, and image forming apparatus Fuminari Kaneko, Yasuo Katano, Tsuneo Kurotori, Yukimichi Someya, Shigeo Takeuchi +1 more 2013-05-28
8165514 Fixing device, and image forming method and image forming apparatus using the same Yasuo Katano, Tsuneo Kurotori, Tomoyasu Hirasawa, Tomoaki Sugawara, Takuma Nakamura 2012-04-24
8014715 Fixing apparatus using fixing solution and image forming apparatus including the fixing apparatus Takuma Nakamura, Takeshi Saitoh 2011-09-06
7904011 Temperature control unit and image forming apparatus including same Takeshi Saitoh, Takuma Nakamura 2011-03-08
7869754 Bubble creating method, bubble creating device, bubbly fixation fluid producing method, bubbly fixation fluid producing device, fixation fluid, image forming method, and image forming apparatus Yasuo Katano, Tsuneo Kurotori, Tomoyasu Hirasawa, Takuma Nakamura 2011-01-11
7813689 Fixing device and image forming apparatus Takuma Nakamura, Yasuo Katano, Tsuneo Kurotori, Tomoyasu Hirasawa, Takeshi Saitoh 2010-10-12
7689145 Replacement unit, image forming apparatus, and method of attaching replacement unit of image forming apparatus Takuma Nakamura, Takeshi Saitoh 2010-03-30
7309552 Electrophotographic photoconductor, electrophotography, electrophotographic apparatus, process cartridge for electrophotographic apparatus and azo compound Masayuki Shoshi 2007-12-18