HA

Hideki Akiyoshi

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
📍 Numazu, JP: #292 of 856 inventorsTop 35%
Overall (All Time): #1,063,126 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4837120 Electrophotographic photoconductor having cylindrical base support of specific phenol resin Hiroshi Tamura, Atsushi Kutami, Yoshihiro Takada 1989-06-06
4772253 Endless belt Yutaka Koizumi, Hidetoshi Yano 1988-09-20
4764442 Dual layer electrode used with electrophotographic photoconductor Satoshi Otomura 1988-08-16
4741981 Photosensitive material for electrophotography contains organic phosphite compounds Junichiro Hashimoto, Izumi Aiso 1988-05-03
4286035 Halogen doped selenium-tellurium alloy electrophotographic photoconductor Hideyo Nishizima, Hideaki Ema, Hiroshi Tamura 1981-08-25