YA

Yuji Arai

Ricoh Company: 5 patents #145 of 1,683Top 9%
SI Sumitomo Metal Industries: 3 patents #5 of 102Top 5%
Overall (2011): #5,091 of 364,097Top 2%
8
Patents 2011

Issued Patents 2011

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8041280 Lubricant applying device, process cartridge, and image forming apparatus Toshio Koike, Hiroyuki Nagashima, Nobuo Kuwabara, Fumihito Itoh, Masahiko Shakuto +3 more 2011-10-18
8005406 Developer container, developer supplying device, and image forming apparatus Hiroshi Hosokawa, Kiyonori Tsuda, Satoshi Narumi, Ryuta Takeichi, Masanori Kawasumi +7 more 2011-08-23
8000627 Charging device, process cartridge, image forming apparatus, and toner Haruji Mizuishi, Tokuya Ojimi, Toshio Koike, Takeshi Shintani, Takuzi Yoneda +7 more 2011-08-16
7953363 Lubricant applicator and image forming apparatus including same Kenji Honjoh, Toshiya Satoh, Hiroyuki Nagashima, Fumihito Itoh, Hiroshi Ono +5 more 2011-05-31
7953362 Image forming apparatus, process cartridge, and lubricant applicator Hiroyuki Nagashima, Nobuo Kuwabara, Hirotaka Hatta, Hiroshi Hosokawa 2011-05-31
7931757 Seamless steel pipe for line pipe and a process for its manufacture Kunio Kondo, Nobuyuki Hisamune 2011-04-26
7896984 Method for manufacturing seamless steel pipe for line pipe Kenji Kobayashi, Tomohiko Omura, Kunio Kondo, Nobuyuki Hisamune 2011-03-01
7896985 Seamless steel pipe for line pipe and a process for its manufacture Kunio Kondo, Nobuyuki Hisamune 2011-03-01