Inventor · disambiguated record
Hirofumi Nishiwaki
Also filed as: NISHIWAKI HIROFUMI
8 granted patents·1 pending application·220 citations·filing 1994–2004
89Inventor score
Top patents by PatentIndex Score
9 records- 0191US6357274B1Sparkplug manufacturing methodDENSO CORP·Filed 2000·Granted Mar 19, 2002·37 cites·5 claims
- 0287US7450260B2Printer driver program and printerRICOH KK·Filed 2004·Granted Nov 11, 2008·50 cites·6 claims
- 0387US5602973APrinter providing security for printoutRICOH KK·Filed 1994·Granted Feb 11, 1997·30 cites·10 claims
- 0479US5741963AAdjustment method for spark plug and apparatus thereforNIPPON DENSO CO·Filed 1997·Granted Apr 21, 1998·35 cites·13 claims
- 0575USRE37031EPrinter providing security for printoutRICOH KK·Filed 1999·Granted Jan 30, 2001·19 cites·30 claims
- 0662US5557707AImage forming apparatus with a scanner and method of controlling the sameRICOH KK·Filed 1995·Granted Sep 17, 1996·31 cites·6 claims
- 0755US6847470B2Printing control device and image processing apparatus using the sameRICOH KK·Filed 2001·Granted Jan 25, 2005·2 cites·7 claims
- 0851US5423474AElectric wire joining methodSUMITOMO WIRING SYSTEMS·Filed 1994·Granted Jun 13, 1995·16 cites·6 claims
- 0938US2003161002A1Image formation apparatus and method, charge counting device, charging method, and computer productsFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →