YY

Yoshiteru Yamada

FI Fujifilm Business Innovation: 8 patents #220 of 1,659Top 15%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #480,949 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12360472 Image forming apparatus and image forming method Daisuke Tano, Kenta Shingu, Yuka Kawamoto 2025-07-15
12292706 Image forming apparatus and image forming method Kenta Shingu, Yuka Kawamoto, Daisuke Tano 2025-05-06
12276927 Image forming apparatus and image forming method Yuka Kawamoto, Kenta Shingu, Daisuke Tano 2025-04-15
12153371 Image forming apparatus and process cartridge 2024-11-26
11892780 Image forming apparatus and process cartridge Tomoya Sasaki, Ryosuke Fujii, Hiroko Kobayashi, Yuto Okazaki 2024-02-06
11796928 Electrophotographic photosensitive member, process cartridge, and image forming apparatus Kenta Shingu, Akihiro Kawasaki, Keisuke Kusano, Kohei Hashimoto, Yuto Okazaki +3 more 2023-10-24
10481526 Image-forming apparatus and image-forming method 2019-11-19
9429864 Charging member, process cartridge, and image forming apparatus Hiroyuki Miura, Takuya Morishige, Takuro Hoshio, Kosuke Narita, Jiro Korenaga 2016-08-30
5349610 Digital data detecting and synchronizing circuit Kazuo Sakamoto, Tatsuya Fujii, Naoto Shiraishi, Ryo Fukui, Yukihiro Imai +1 more 1994-09-20
5337168 Image data processing apparatus for locating pixel having maximum coincidence count in input image data Tatsuya Fujii, Yukihiro Imai, Yutaka Sato, Ryo Fukui, Kazuo Sakamoto +1 more 1994-08-09