Inventor · disambiguated record
Toshiya Hagihara
Also filed as: HAGIHARA TOSHIYA
28 granted patents·11 pending applications·646 citations·filing 1990–2007
97Inventor score
Top patents by PatentIndex Score
39 records- 0195US5202044AWorking fluid composition for refrigerating machineKAO CORP·Filed 1991·Granted Apr 13, 1993·80 cites·20 claims
- 0293US6454820B2Polishing compositionKAO CORP·Filed 2001·Granted Sep 24, 2002·46 cites·16 claims
- 0392US5096606ARefrigeration oil composition containing a fluoroethane and an ester compoundKAO CORP·Filed 1990·Granted Mar 17, 1992·57 cites·9 claims
- 0491US7247082B2Polishing compositionKAO CORP·Filed 2006·Granted Jul 24, 2007·15 cites·4 claims
- 0591US5395544AEster-containing working fluid composition for refrigerating machineKAO CORP·Filed 1993·Granted Mar 7, 1995·48 cites·14 claims
- 0688US6620216B2Polishing compositionKAO CORP·Filed 2002·Granted Sep 16, 2003·40 cites·9 claims
- 0788US6096692ASynthetic lubricating oilKAO CORP·Filed 1995·Granted Aug 1, 2000·67 cites·7 claims
- 0887US5916854ABiodegradable lubricating base oil, lubricating oil composition containing the same and the use thereofKAO CORP·Filed 1996·Granted Jun 29, 1999·48 cites·10 claims
- 0986US7604751B2Polishing liquid compositionKAO CORP·Filed 2006·Granted Oct 20, 2009·9 cites·12 claims
- 1079US7220676B2Roll-off reducing agentKAO CORP·Filed 2001·Granted May 22, 2007·11 cites·14 claims
- 1178US6383991B1Cutting oil compositionKAO CORP·Filed 1999·Granted May 7, 2002·38 cites·13 claims
- 1278US6336945B1Abrasive composition for the base of magnetic recording medium and process for producing the base by using the sameKAO CORP·Filed 1997·Granted Jan 8, 2002·36 cites·8 claims
- 1375US6910952B2Polishing compositionKAO CORP·Filed 2004·Granted Jun 28, 2005·18 cites·20 claims
- 1472US7204936B2Polishing compositionKAO CORP·Filed 2003·Granted Apr 17, 2007·7 cites·5 claims
- 1570US6190574B1Phosphorus-comprising lubricating oil compositionKAO CORP·Filed 1998·Granted Feb 20, 2001·27 cites·12 claims
- 1670US5720895APolyol ether derivatives and production methods thereforKAO CORP·Filed 1995·Granted Feb 24, 1998·20 cites·9 claims
- 1769US7014534B2Method for manufacturing substrateKAO CORP·Filed 2004·Granted Mar 21, 2006·12 cites·21 claims
- 1864US7666238B2Polishing compositionKAO CORP·Filed 2007·Granted Feb 23, 2010·1 cites·9 claims
- 1964US6902591B2Polishing compositionKAO CORP·Filed 2003·Granted Jun 7, 2005·3 cites·10 claims
- 2064US6228820B1Method for using thermally stable esters in a lubricating oil for a refrigerating machineKAO CORP·Filed 1997·Granted May 8, 2001·18 cites·6 claims
- 2163US7059941B2Polishing compositionKAO CORP·Filed 2003·Granted Jun 13, 2006·7 cites·7 claims
- 2258US5300245AWorking fluid composition having ketone-containing compound for use in refrigeration systemKAO CORP·Filed 1992·Granted Apr 5, 1994·9 cites·5 claims
- 2357US6918938B2Polishing compositionKAO CORP·Filed 2003·Granted Jul 19, 2005·4 cites·11 claims
- 2456US2007130839A1Roll-off reducing agentHAGIHARA TOSHIYA·Filed 2007·Application pending·0 cites
- 2555US5922239APolyol ether derivatives and production methods thereforKAO CORP·Filed 1997·Granted Jul 13, 1999·11 cites·5 claims
- 2654US7147682B2Polishing compositionKAO CORP·Filed 2003·Granted Dec 12, 2006·3 cites·6 claims
- 2752US2007045233A1Polishing liquid compositionKAO CORP·Filed 2006·Application pending·0 cites
- 2850US2004010979A1Polishing compositionKAO CORP·Filed 2003·Application pending·0 cites
- 2947US2007167116A1Polishing compositionYOSHIDA HIROYUKI·Filed 2007·Application pending·0 cites
- 3047US2003041526A1Polishing compositionFiled 2002·Application pending·0 cites
- 3146US2005208883A1Polishing compositionKAO CORP·Filed 2005·Application pending·0 cites
- 3244US5401433AWorking fluid composition having ketone-containing compound for use in refrigeration systemKAO CORP·Filed 1993·Granted Mar 28, 1995·6 cites·12 claims
- 3340US2002081949A1Polishing compositionFiled 2001·Application pending·0 cites
- 3439US7303601B2Polishing compositionKAO CORP·Filed 2003·Granted Dec 4, 2007·0 cites·12 claims
- 3539US5869702APolyol ether derivatives and production methods thereforKAO CORP·Filed 1997·Granted Feb 9, 1999·5 cites·2 claims
- 3638US2004065021A1Polishing compositionFiled 2003·Application pending·0 cites
- 3737US2005054273A1Polishing kit for magnetic diskFiled 2004·Application pending·0 cites
- 3834US2004186206A1Polishing compositionFiled 2003·Application pending·0 cites
- 3934US2004040217A1Polishing compositionFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →