Inventor · disambiguated record
Hisashi Ishiguro
Also filed as: ISHIGURO HISASHI
6 granted patents·1 pending application·147 citations·filing 1997–2015
84Inventor score
Top patents by PatentIndex Score
7 records- 0188US7728997B2Digital copying machine, image formation system, and digital copying machine as slave machineRICOH KK·Filed 2005·Granted Jun 1, 2010·11 cites·7 claims
- 0280US7167256B1Digital copying machine image formation system, and digital copying machine as slave machineRICOH KK·Filed 2000·Granted Jan 23, 2007·17 cites·32 claims
- 0380US5987227AImage forming apparatus and method for detecting and eliminating avoidable image reading operationsRICOH KK·Filed 1997·Granted Nov 16, 1999·75 cites·24 claims
- 0476US7800771B2Digital copying machine, image formation system, and digital copying machine as slave machineRICOH KK·Filed 2005·Granted Sep 21, 2010·4 cites·5 claims
- 0569US9437556B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2015·Granted Sep 6, 2016·2 cites·8 claims
- 0667US6226102B1Image forming apparatus which forms an image based on stored image dataRICOH KK·Filed 1997·Granted May 1, 2001·38 cites·11 claims
- 0733US2011049605A1Split gate nonvolatile semiconductor storage device and method of manufacturing split gate nonvolatile semiconductor storage deviceRENESAS ELECTRONICS CORP·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →