Inventor · disambiguated record
Kenji Sakai
Also filed as: SAKAI KENJI
88 granted patents·30 pending applications·1,371 citations·filing 1983–2023
99Inventor score
Files withDAIDO METAL CO13KANSAI PAINT CO LTD13FUJIMI INC11TOKYO SEIMITSU CO LTD9MITSUBISHI ELECTRIC CORP6
Top patents by PatentIndex Score
118 records- 0194US6679929B2Polishing composition and polishing method employing itFUJIMI INC·Filed 2002·Granted Jan 20, 2004·87 cites·13 claims
- 0293US6565619B1Polishing composition and polishing method employing itFUJIMI INC·Filed 2002·Granted May 20, 2003·70 cites·4 claims
- 0393US6440186B1Polishing composition and polishing method employing itFUJIMI INC·Filed 2001·Granted Aug 27, 2002·89 cites·9 claims
- 0492USD306031SMitre sawHITACHI KOKI HARAMACHI CO LTD·Filed 1988·Granted Feb 13, 1990·35 cites·1 claims
- 0591US7517373B2ReformerTOYO ENGINEERING CORP·Filed 2005·Granted Apr 14, 2009·19 cites·19 claims
- 0690US9807885B2Wiring board with built-in electronic component and method for manufacturing the sameIBIDEN CO LTD·Filed 2016·Granted Oct 31, 2017·8 cites·20 claims
- 0790US8188380B2Printed wiring board and method for manufacturing printed wiring boardKAWAI SATORU·Filed 2009·Granted May 29, 2012·19 cites·10 claims
- 0890US6652675B2Copper alloy sliding materialDAIDO METAL CO·Filed 2000·Granted Nov 25, 2003·28 cites·6 claims
- 0990US6334914B2Copper alloy sliding materialDAIDO METAL CO·Filed 2000·Granted Jan 1, 2002·29 cites·8 claims
- 1089US7763215B2Reactor having detachably fixed tubesheet plate memberTOYO ENGINEERING CORP·Filed 2005·Granted Jul 27, 2010·10 cites·17 claims
- 1189US6773476B2Polishing composition and polishing method employing itFUJIMI INC·Filed 2002·Granted Aug 10, 2004·50 cites·20 claims
- 1288US12097532B2Method for forming multilayer coating filmKANSAI PAINT CO LTD·Filed 2020·Granted Sep 24, 2024·1 cites·6 claims
- 1388US8686300B2Printed wiring board and method for manufacturing the sameKAWAI SATORU·Filed 2009·Granted Apr 1, 2014·15 cites·16 claims
- 1487US6475635B1Sliding material made of copper alloy, method of producing same, and sliding bearingDAIDO METAL CO·Filed 2000·Granted Nov 5, 2002·40 cites·20 claims
- 1587US6059636AWafer polishing apparatusTOKYO SEIMITSU CO LTD·Filed 1998·Granted May 9, 2000·73 cites·3 claims
- 1687US5931725AWafer polishing machineTOKYO SEIMITSU CO LTD·Filed 1997·Granted Aug 3, 1999·100 cites·5 claims
- 1786US8541695B2Wiring board and method for manufacturing the sameISHIDA ATSUSHI·Filed 2010·Granted Sep 24, 2013·8 cites·12 claims
- 1886US7495482B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Feb 24, 2009·15 cites·9 claims
- 1984US6582269B2Lamp apparatus and lamp apparatus manufacturing methodTOSHIBA LIGHTING & TECHNOLOGY·Filed 2001·Granted Jun 24, 2003·19 cites·2 claims
- 2083US8724357B2Power semiconductor device including a bootstrap compensation circuitIMANISHI MOTOKI·Filed 2011·Granted May 13, 2014·10 cites·7 claims
- 2183US8418360B2Method for manufacturing a printed wiring boardKAWAI SATORU·Filed 2011·Granted Apr 16, 2013·5 cites·9 claims
- 2281US6905779B2Sliding material made of copper alloy, method of producing same, sliding bearing material, and method of producing sameDAIDO METAL CO·Filed 2000·Granted Jun 14, 2005·26 cites·6 claims
- 2381US6849099B2Polishing compositionFUJIMI INC·Filed 2003·Granted Feb 1, 2005·28 cites·15 claims
- 2479US8624127B2Wiring board and method for manufacturing the sameISHIDA ATSUSHI·Filed 2010·Granted Jan 7, 2014·4 cites·20 claims
- 2578US9444249B2Semiconductor driving device and semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Sep 13, 2016·4 cites·10 claims
- 2678US6838016B2Polishing composition and polishing method employing itFUJIMI INC·Filed 2001·Granted Jan 4, 2005·27 cites·17 claims
- 2778US4815007AApparatus for controlling a robotSEIKO EPSON CORP·Filed 1988·Granted Mar 21, 1989·44 cites·30 claims
- 2877US8174609B2Camera module and electronic device including the sameSEKIMOTO YOSHIHIRO·Filed 2009·Granted May 8, 2012·5 cites·14 claims
- 2977US7550388B2Polishing composition and polishing methodFUJIMI INC·Filed 2005·Granted Jun 23, 2009·7 cites·13 claims
- 3077US6027398AWafer polishing apparatusTOKYO SEIMITSU CO LTD·Filed 1998·Granted Feb 22, 2000·44 cites·12 claims
- 3175US9980395B2Method of manufacturing laser diode unit utilizing submount barTDK CORP·Filed 2014·Granted May 22, 2018·2 cites·4 claims
- 3275US8866041B2Apparatus and method of manufacturing laser diode unit utilizing submount barSHIMAZAWA KOJI·Filed 2012·Granted Oct 21, 2014·2 cites·4 claims
- 3374US6602615B2Composite sliding materialDAIDO METAL CO·Filed 2002·Granted Aug 5, 2003·15 cites·20 claims
- 3473US7227577B2Solid-state imaging module with frictionally attached shield capSHARP KK·Filed 2002·Granted Jun 5, 2007·13 cites·4 claims
- 3573US6476262B2Urea synthesis process and apparatusTOYO ENGINEERING CORP·Filed 2001·Granted Nov 5, 2002·6 cites·16 claims
- 3671US7485162B2Polishing compositionFUJIMI INC·Filed 2004·Granted Feb 3, 2009·17 cites·5 claims
- 3771US6203414B1Polishing apparatusTOKYO SEIMITSU CO LTD·Filed 1998·Granted Mar 20, 2001·34 cites·25 claims
- 3871US5041339AMultilayered sliding material of lead bronze containing graphite and method of manufacturing the sameDAIDO METAL CO·Filed 1989·Granted Aug 20, 1991·24 cites·3 claims
- 3970US4844642ACap for writing equipmentPILOT INK CO LTD·Filed 1988·Granted Jul 4, 1989·30 cites·11 claims
- 4069US9981864B2Oily water separator, oil-water separating method and filtration membrane unitTOYO ENGINEERING CORP·Filed 2014·Granted May 29, 2018·2 cites·21 claims
- 4168US5328772AMultilayer sliding material for high-speed engine and method of producing sameDAIDO METAL CO·Filed 1992·Granted Jul 12, 1994·25 cites·10 claims
- 4268USD324055SCircular sawHITACHI KOKI HARAMACHI CO LTD·Filed 1989·Granted Feb 18, 1992·11 cites·1 claims
- 4368US2025161983A1Method for Forming Multilayer Coating FilmKANSAI PAINT CO LTD·Filed 2023·Application pending·0 cites
- 4468US2025215257A1Method for forming multilayer coating filmKANSAI PAINT CO LTD·Filed 2023·Application pending·0 cites
- 4567US6402589B1Wafer grinder and method of detecting grinding amountTOKYO SEIMITSU CO LTD·Filed 1999·Granted Jun 11, 2002·28 cites·19 claims
- 4666US4959274AMultilayered iron-copper-lead alloy bearing materialDAIDO METAL CO·Filed 1989·Granted Sep 25, 1990·14 cites·4 claims
- 4765US12054631B2Bright pigment dispersion and method for forming multilayer coating filmKANSAI PAINT CO LTD·Filed 2019·Granted Aug 6, 2024·0 cites·10 claims
- 4865US7189684B2Polishing composition and method for forming wiring structure using the sameFUJIMI INC·Filed 2003·Granted Mar 13, 2007·10 cites·18 claims
- 4964US12043763B2Effect paint for automobileKANSAI PAINT CO LTD·Filed 2020·Granted Jul 23, 2024·0 cites·2 claims
- 5064US11932781B2Effect pigment dispersion and method for forming multilayer coating filmKANSAI PAINT CO LTD·Filed 2019·Granted Mar 19, 2024·0 cites·10 claims
Showing the top 50 of 118 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →