Inventor · disambiguated record
Keiichi Haraguchi
Also filed as: HARAGUCHI KEIICHI
10 granted patents·3 pending applications·327 citations·filing 1991–2012
88Inventor score
Files withRENESAS TECH CORP5RENESAS ELECTRONICS CORP3ASAHI CHEMICAL IND2HARAGUCHI KEIICHI1HITACHI LTD1
Top patents by PatentIndex Score
13 records- 0197US5332910ASemiconductor optical device with nanowhiskersHITACHI LTD·Filed 1993·Granted Jul 26, 1994·222 cites·24 claims
- 0285US7282411B2Method of manufacturing a nonvolatile semiconductor memory deviceRENESAS TECH CORP·Filed 2005·Granted Oct 16, 2007·13 cites·17 claims
- 0384US8344444B2Semiconductor device having a nonvolatile memory cell with a cap insulating film formed over a selection gate electrodeRENESAS ELECTRONICS CORP·Filed 2010·Granted Jan 1, 2013·7 cites·18 claims
- 0484US7015090B2Method of manufacturing a semiconductor device having trenches for isolation and capacitor formation trenchesRENESAS TECH CORP·Filed 2003·Granted Mar 21, 2006·30 cites·38 claims
- 0582US5286553AComposite sheet for fibrous reinforcing materialASAHI CHEMICAL IND·Filed 1991·Granted Feb 15, 1994·51 cites·5 claims
- 0649US7180788B2Nonvolatile semiconductor memory deviceRENESAS TECH CORP·Filed 2005·Granted Feb 20, 2007·2 cites·17 claims
- 0747US2013113035A1Semiconductor device and method of manufacturing sameRENESAS ELECTRONICS CORP·Filed 2012·Application pending·0 cites
- 0846US7358129B2Nonvolatile semiconductor memory device and a method of the sameRENESAS TECH CORP·Filed 2006·Granted Apr 15, 2008·0 cites·6 claims
- 0944US7126184B2Nonvolatile semiconductor memory device and a method of the sameRENESAS TECH CORP·Filed 2005·Granted Oct 24, 2006·0 cites·14 claims
- 1043US8050066B2MISFET with capacitorsRENESAS ELECTRONICS CORP·Filed 2008·Granted Nov 1, 2011·0 cites·26 claims
- 1138US2006033141A1Method of manufacturing a semiconductor device having trenches for isolation and capacitorOKAZAKI TSUTOMU·Filed 2005·Application pending·0 cites
- 1237US2006144272A1Process for producing water-development printing plate for relief printingHARAGUCHI KEIICHI·Filed 2004·Application pending·0 cites
- 1332US6479215B2Photosensitive resin plate for letterpress printingASAHI CHEMICAL IND·Filed 1998·Granted Nov 12, 2002·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →