Inventor · disambiguated record
Kazuo Sakamaki
Also filed as: SAKAMAKI KAZUO
37 granted patents·2 pending applications·617 citations·filing 1992–2017
98Inventor score
Files withYUKIWA SEIKO KK13TOSHIBA KK8YUKIWA SEIKO INC7NAT INST OF ADVANCED IND SCIEN3NIPPON PRECISION CIRCUITS2
Top patents by PatentIndex Score
39 records- 0193US7845428B2Rotating toolYUKIWA SEIKO KK·Filed 2006·Granted Dec 7, 2010·37 cites·20 claims
- 0293US5183274AChuck for toolsYUKIWA SEIKO KABUSHIKIKAISYA·Filed 1992·Granted Feb 2, 1993·91 cites·15 claims
- 0391US6843485B2Chuck deviceYUKIWA SEIKO KK·Filed 2002·Granted Jan 18, 2005·42 cites·8 claims
- 0491US6659474B2Chuck deviceYUKIWA SEIKO KK·Filed 2001·Granted Dec 9, 2003·45 cites·5 claims
- 0588US9016988B2Tool holderSAKAMAKI KAZUO·Filed 2010·Granted Apr 28, 2015·8 cites·15 claims
- 0688US9016699B2Chuck deviceSAKAMAKI KAZUO·Filed 2010·Granted Apr 28, 2015·9 cites·10 claims
- 0788US6824141B1Chuck deviceYUKIWA SEIKO KK·Filed 2003·Granted Nov 30, 2004·37 cites·11 claims
- 0887US7497444B2Chuck deviceYUKIWA SEIKO KK·Filed 2005·Granted Mar 3, 2009·17 cites·18 claims
- 0985US6898105B2Ferroelectric non-volatile memory device having integral capacitor and gate electrode, and driving method of a ferroelectric non-volatile memory deviceNIPPON PRECISION CIRCUITS·Filed 2003·Granted May 24, 2005·37 cites·16 claims
- 1085US6064708AUnderwater inspection/repair apparatusTOSHIBA KK·Filed 1998·Granted May 16, 2000·37 cites·13 claims
- 1181US6784473B2Semiconductor nonvolatile storage element and method of fabricating the sameNAT INST OF ADVANCED IND SCIEN·Filed 2002·Granted Aug 31, 2004·22 cites·8 claims
- 1280US7178216B2Keyless chuck and associated methodYUKIWA SEIKO INC·Filed 2005·Granted Feb 20, 2007·10 cites·10 claims
- 1380US6959931B2Keyless chuck and associated methodYUKIWA SEIKO INC·Filed 2003·Granted Nov 1, 2005·21 cites·12 claims
- 1475US6501813B1Control rod/fuel support grappleTOSHIBA KK·Filed 1998·Granted Dec 31, 2002·21 cites·13 claims
- 1575US5570399AControl rod and supporting metal gripping apparatus and method of withdrawing sameTOSHIBA KK·Filed 1996·Granted Oct 29, 1996·20 cites·14 claims
- 1671US6885048B2Transistor-type ferroelectric nonvolatile memory elementNIPPON PRECISION CIRCUITS·Filed 2001·Granted Apr 26, 2005·17 cites·8 claims
- 1770US6556641B2Apparatus and method for handling reactor-internal equipmentsTOSHIBA KK·Filed 2001·Granted Apr 29, 2003·7 cites·2 claims
- 1869US6902171B2Chuck deviceYUKIWA SEIKO KK·Filed 2002·Granted Jun 7, 2005·25 cites·8 claims
- 1969US5734690AReactor-internal equipment handling apparatusTOSHIBA KK·Filed 1996·Granted Mar 31, 1998·15 cites·18 claims
- 2065US7667252B2Semiconductor nonvolatile storage element and method of fabricating the sameNAT INST OF ADVANCED IND SCIEN·Filed 2006·Granted Feb 23, 2010·2 cites·18 claims
- 2160US6217033B1Chuck deviceYUKIWA SEIKO KK·Filed 1999·Granted Apr 17, 2001·22 cites·9 claims
- 2259USD593390SDrill chuckYUKIWA SEIKO KK·Filed 2008·Granted Jun 2, 2009·10 cites·1 claims
- 2359US6295329B1Apparatus and method for handling reactor-internal equipmentsTOSHIBA KK·Filed 1999·Granted Sep 25, 2001·10 cites·19 claims
- 2457US9539648B2Chuck deviceYUKIWA SEIKO KK·Filed 2014·Granted Jan 10, 2017·0 cites·8 claims
- 2556US7207573B2Chuck assemblyYUKIWA SEIKO KK·Filed 2003·Granted Apr 24, 2007·7 cites·19 claims
- 2655US6549602B2Incore piping section maintenance system of reactorTOSHIBA KK·Filed 2001·Granted Apr 15, 2003·2 cites·2 claims
- 2754US6584515B1NC controlling system with independent programs for appended equipmentYUKIWA SEIKO KK·Filed 2000·Granted Jun 24, 2003·6 cites·9 claims
- 2852US11364546B2Chuck apparatusYUKIWA SEIKO INC·Filed 2017·Granted Jun 21, 2022·0 cites·4 claims
- 2952US6651534B1NC circular table and NC circular table apparatusYUKIWA SEIKO KK·Filed 2000·Granted Nov 25, 2003·5 cites·15 claims
- 3048US6259759B1Incore piping section maintenance system of reactorTOSHIBA KK·Filed 1999·Granted Jul 10, 2001·6 cites·10 claims
- 3147USD837011SDrill chuckYUKIWA SEIKO INC·Filed 2017·Granted Jan 1, 2019·4 cites·1 claims
- 3243US6264208B1Chuck assemblyYUKIWA SEIKO KK·Filed 1999·Granted Jul 24, 2001·15 cites·15 claims
- 3343US2006091620A1Chuck deviceYUKIWA A SEIKO KABUSHIKI KAISH·Filed 2005·Application pending·0 cites
- 3441US6750501B2Transistor type ferroelectric body nonvolatile storage elementTARUI YASUO·Filed 2002·Granted Jun 15, 2004·3 cites·8 claims
- 3540US2004217401A1Semiconductor nonvolatile storage element and method of fabricating the sameNAT INST OF ADVANCED IND SCIEN·Filed 2004·Application pending·0 cites
- 3639USD837012SDrill chuckYUKIWA SEIKO INC·Filed 2017·Granted Jan 1, 2019·2 cites·1 claims
- 3739USD837014SDrill chuckYUKIWA SEIKO INC·Filed 2017·Granted Jan 1, 2019·2 cites·1 claims
- 3838US6608339B2Ferroelectric memory elementYASUO TARUI·Filed 2001·Granted Aug 19, 2003·2 cites·9 claims
- 3934USD837013SDrill chuckYUKIWA SEIKO INC·Filed 2017·Granted Jan 1, 2019·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →