HN

Hidefumi Nishitsuji

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
Overall (All Time): #1,643,280 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5623301 Digital copier with memory occupancy calculation Morihiko Okimoto, Masahito Obata, Takanobu Saito 1997-04-22
4914476 Device for displaying warm-up waiting time of image forming apparatus Kunio Kudoh 1990-04-03
4384785 Charge quenching apparatus for electrophotographic copying machine Shunji Katoh 1983-05-24