HY

Hideyuki Yasufuku

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #1,991,561 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9778605 Heater lamp for fixation, fixing device, and image forming apparatus Toshiyuki Kabata, Hiroyuki Shimada, Kazumi Kuwata, Takeshi Shibuya 2017-10-03
8147942 Worm optical recording medium Noboru Sasa, Masayuki Fujiwara, Yoshitaka Hayashi, Toshishige Fujii, Toshihide Sasaki +4 more 2012-04-03