Inventor · disambiguated record
Zenjiro Okuno
Also filed as: OKUNO ZENJIRO
3 granted patents·59 citations·filing 1973–1980
72Inventor score
Files withRICOH KK3
Top patents by PatentIndex Score
3 records- 0177US4264695AElectrophotographic photosensitive material with electron donors and electron acceptorsRICOH KK·Filed 1980·Granted Apr 28, 1981·37 cites·9 claims
- 0276US4242434AToner composition for multiple copy electrostatic photographyRICOH KK·Filed 1978·Granted Dec 30, 1980·17 cites·20 claims
- 0346US3933667ADouble dispersion acrylate or methacrylate wet developerRICOH KK·Filed 1973·Granted Jan 20, 1976·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →