Inventor · disambiguated record

Eiji Sawaoka

Also filed as: SAWAOKA EIJI

3 granted patents·67 citations·filing 1976–1977

73Inventor score

Technology areasG03G

Files withTOKYO SHIBAURA ELECTRIC CO3

Top patents by PatentIndex Score

3 records

0188US4114998ACopying machine with removable photosensitive drumTOKYO SHIBAURA ELECTRIC CO·Filed 1977·Granted Sep 19, 1978·30 cites·5 claims
0286US4087170AElectrostatic copying apparatus with combined charging transfer unitTOKYO SHIBAURA ELECTRIC CO·Filed 1976·Granted May 2, 1978·28 cites·12 claims
0356US4136941AElectrophotographic copying machineTOKYO SHIBAURA ELECTRIC CO·Filed 1977·Granted Jan 30, 1979·9 cites·7 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →