HH

Hiroomi Harada

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
Overall (All Time): #573,356 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9411299 Lubricant supply device, image forming apparatus, and pressing device Shinichi Kawahara, Teruyuki Kasuga, Takatsugu Fujishiro 2016-08-09
8428488 Charging device, process cartridge, image forming apparatus, and toner Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more 2013-04-23
8235177 Lubricant supply device, image forming apparatus, and pressing device Shinichi Kawahara, Teruyuki Kasuga, Takatsugu Fujishiro 2012-08-07
8000643 Lubricant applicator, process cartridge and image forming apparatus including the same 2011-08-16
8000627 Charging device, process cartridge, image forming apparatus, and toner Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Yuji Arai +7 more 2011-08-16
7831189 Lubricant applying unit, a process cartridge including the same, and an image forming apparatus provided with the process cartridge including the same Shuji Tanaka, Naohiro Kumagai 2010-11-09
7826786 Image forming apparatus, lubricant applying device, transfer device, process cartridge, and toner Takeo Suda, Shinichi Kawahara, Takatsugu Fujishiro, Tokuya Ojimi, Takeshi Tabuchi +15 more 2010-11-02
7542712 Lubricant applicator, and image forming apparatus and process cartridge using the lubricant applicator, and method for assembling the process cartridge Shuji Tanaka, Shinichi Kawahara, Yoshiyuki Kimura, Hiroshi Hosokawa, Yoshio Hattori +11 more 2009-06-02
7346308 Cleaning device, method for preparing the cleaning device, and image forming apparatus and process cartridge using the cleaning device 2008-03-18