HN

Hideyo Nishizima

Ricoh Company: 3 patents #4,826 of 9,818Top 50%
📍 Numazu, JP: #372 of 856 inventorsTop 45%
Overall (All Time): #1,678,748 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4626486 Electrophotographic element comprising alloy of selenium and tellurium doped with chlorine and oxygen 1986-12-02
4379820 Electrophotographic photoconductor of halogen-doped Se-Te alloy layers Hitoshi Nakamura, Hideaki Ema, Makoto Harigaya, Satoshi Otomura 1983-04-12
4286035 Halogen doped selenium-tellurium alloy electrophotographic photoconductor Hideaki Ema, Hiroshi Tamura, Hideki Akiyoshi 1981-08-25