YH

Yoshio Hattori

Ricoh Company: 7 patents #89 of 2,036Top 5%
Overall (2016): #12,032 of 481,213Top 3%
7
Patents 2016

Issued Patents 2016

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9529308 Image forming apparatus and image forming method Yutaka Ikebuchi, Ryuuichi Mimbu, Yasunori Ishigaya, Yoshiki Yamaguchi, Kazuya Saito +2 more 2016-12-27
9501006 Fixing device, image forming apparatus, and fixing method Toshihiko Shimokawa, Ryuuichi Mimbu, Kazuya Saito, Haruyuki Honda, Yoshiki Yamaguchi +1 more 2016-11-22
9494901 Fixing device and image forming apparatus with a rotatable light shield Kazuya Saito, Ryuuichi Mimbu, Toshihiko Shimokawa, Haruyuki Honda, Yoshiki Yamaguchi +3 more 2016-11-15
9329542 Fixing device and image forming apparatus Yuji Arai, Kazuya Saito, Hiroshi Yoshinaga, Shuntaro Tamaki 2016-05-03
9316964 Fixing device and image forming apparatus Yoshiki Yamaguchi, Ryuuichi Mimbu, Yasunori Ishigaya, Toshihiko Shimokawa, Kazuya Saito +1 more 2016-04-19
9316950 Development device, process cartridge, image forming apparatus incorporating same, and developer amount adjustment method therefor Tomoko Takahashi, Yoshiyuki Fukuda, Sho Akiyama, Takamasa Ozeki, Yoshinori Nakagawa +3 more 2016-04-19
9310715 Developing device and image forming apparatus Yoshiyuki Fukuda, Sho Akiyama, Yuki Oshikawa, Noriyuki Kimura 2016-04-12