OI

Osamu Ichihashi

Ricoh Company: 5 patents #172 of 2,036Top 9%
Overall (2016): #25,017 of 481,213Top 6%
5
Patents 2016

Issued Patents 2016

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9465331 Image forming apparatus Masakazu Imai, Tsutomu Kato, Naoki Iwaya 2016-10-11
9395659 Image forming apparatus Shinya Tanaka, Hirokazu Ishii, Tsutomu Kato, Yasufumi Takahashi, Takehide Mizutani +6 more 2016-07-19
9335668 Transfer device and image forming apparatus including same Ryuuichi Mimbu 2016-05-10
9274461 Transfer device and image forming apparatus incorporating same Tsutomu Kato, Hirokazu Ishii, Takehide Mizutani, Shinya Tanaka, Yasufumi Takahashi +1 more 2016-03-01
9256165 Transfer device and image forming apparatus incorporating same Yasufumi Takahashi, Yuji Kato, Junpei Fujita 2016-02-09