Hidefumi Nagashima

Ricoh Company: 1 patents #496 of 1,326Top 40%

Overall (2021): #433,431 of 548,734Top 80%

Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11168228	Ink, image forming method, image forming device, and recorded matter	Mio Kumai, Yuri Haga	2021-11-09