Inventor · disambiguated record
Hirofumi Sakaguchi
Also filed as: SAKAGUCHI HIROFUMI · UENO KENJI
11 granted patents·152 citations·filing 1978–1995
91Inventor score
Top patents by PatentIndex Score
11 records- 0191US4179601AFixing apparatus for electrophotographic copying machineKONISHIROKU PHOTO IND·Filed 1978·Granted Dec 18, 1979·29 cites·7 claims
- 0289US4595279ARecording apparatus with speed controlKONISHIROKU PHOTO IND·Filed 1984·Granted Jun 17, 1986·36 cites·16 claims
- 0369US4444488AAdjustable mirror support for copying apparatusKONISHIROKU PHOTO IND·Filed 1982·Granted Apr 24, 1984·9 cites·2 claims
- 0467US4367690AHeated roller type fixing apparatusKONISHIROKU PHOTO IND·Filed 1981·Granted Jan 11, 1983·14 cites·1 claims
- 0563US4448514ASplit exposure optical system for copying machineKONISHIROKU PHOTO IND·Filed 1982·Granted May 15, 1984·7 cites·2 claims
- 0663US4355881ARecording apparatus having roller type fixing deviceKONISHIROKU PHOTO IND·Filed 1980·Granted Oct 26, 1982·12 cites·6 claims
- 0759US4935780ADocument feeding apparatus and reproducing machine having document feeding apparatusKONISHIROKU PHOTO IND·Filed 1988·Granted Jun 19, 1990·11 cites·12 claims
- 0857US4368647AReciprocating driving deviceKONISHIROKU PHOTO IND·Filed 1980·Granted Jan 18, 1983·6 cites·4 claims
- 0950US5911928AMethod for the production of polyolefin resin granulesKANEGAFUCHI CHEMICAL IND·Filed 1995·Granted Jun 15, 1999·17 cites·3 claims
- 1046US4186606AApparatus for measuring temperatureKONISHIROKU PHOTO IND·Filed 1978·Granted Feb 5, 1980·9 cites·13 claims
- 1132US4432633AElectrophotographic reproducing apparatusKONISHIROKU PHOTO IND·Filed 1982·Granted Feb 21, 1984·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →