HS

Hiroyuki Shimada

Ricoh Company: 6 patents #23 of 1,326Top 2%
SH Sumitomo Electric Hardmetal: 1 patents #48 of 90Top 55%
Overall (2021): #13,183 of 548,734Top 3%
8
Patents 2021

Issued Patents 2021

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11171351 Proton conducting electrolyte Toshiaki Yamaguchi 2021-11-09
11054767 Nip formation member, heating device, fixing device and image forming apparatus Yoshiharu Takahashi, Hitoshi Fujiwara 2021-07-06
11054769 Fixing device and image forming apparatus incorporating same 2021-07-06
10942475 Fixing device and image forming apparatus including nip former of specific surface roughness Ippei Fujimoto, Yoshiki Yamaguchi, Takashi Seto 2021-03-09
10928763 Fixing device and image forming apparatus Hiroshi Yoshinaga, Hitoshi Fujiwara 2021-02-23
D910093 Drilling tool Machiko Abe, Kazuya Yano 2021-02-09
10895834 Fixing device, and image forming apparatus Ryohei Matsuda 2021-01-19
10884365 Fixing device and image forming apparatus incorporating same 2021-01-05