Inventor · disambiguated record
Tomio Sugaya
Also filed as: SUGAYA TOMIO
10 granted patents·121 citations·filing 1989–2003
90Inventor score
Top patents by PatentIndex Score
10 records- 0184US6871036B2Belt driving apparatus and image forming apparatus using the sameHITACHI LTD·Filed 2003·Granted Mar 22, 2005·23 cites·15 claims
- 0281US5179417AApparatus for printing on opposite surfaces of a strip of printing paperHITACHI KOKI KK·Filed 1992·Granted Jan 12, 1993·30 cites·9 claims
- 0372US6415120B1Corona discharging apparatus for use in electrophotographic printing apparatusHITACHI KOKI KK·Filed 2000·Granted Jul 2, 2002·15 cites·1 claims
- 0453US4961704ASheet meandering movement preventing methodHITACHI KOKI KK·Filed 1989·Granted Oct 9, 1990·10 cites·3 claims
- 0553US4949096ALaser printer with thermal fixing of tonerOGAWA TOSHITAKA·Filed 1989·Granted Aug 14, 1990·10 cites·8 claims
- 0647US6067429AFriction material and braking device and image forming apparatus using the friction materialHITACHI KOKI KK·Filed 1999·Granted May 23, 2000·11 cites·5 claims
- 0746US5276487AMethod of preventing colors from being mixed for a two-color image forming apparatusHITACHI KOKI KK·Filed 1992·Granted Jan 4, 1994·7 cites·12 claims
- 0845US5634183AImage printerHITACHI KOKI KK·Filed 1996·Granted May 27, 1997·8 cites·3 claims
- 0939US5574546ADeveloping apparatus for an electrophotographic machineHITACHI LTD·Filed 1995·Granted Nov 12, 1996·5 cites·22 claims
- 1031US5307147AElectrophotographic recording apparatus having a plurality of developing devices which can be changed overHITACHI LTD·Filed 1992·Granted Apr 26, 1994·2 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →