Inventor · disambiguated record
Koichi Sogabe
Also filed as: SOGABE KOICHI
14 granted patents·4 pending applications·251 citations·filing 1989–2018
93Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES16
Top patents by PatentIndex Score
18 records- 0189US9957604B2Oxide sintered body and method for manufacturing the same, sputtering target, and semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted May 1, 2018·6 cites·7 claims
- 0285US5904993AJoint body of aluminum and silicon nitride and method of preparing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted May 18, 1999·53 cites·20 claims
- 0384US5356842AComposite ceramic powder and production process thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Oct 18, 1994·40 cites·22 claims
- 0483US10087517B2Oxide sintered body and semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Oct 2, 2018·4 cites·7 claims
- 0581US6402488B2Oil pumpSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Jun 11, 2002·19 cites·10 claims
- 0669US5034357AHeat-conductive aluminum nitride sintered body and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Jul 23, 1991·30 cites·23 claims
- 0768US5173458ASilicon nitride sintered body and process for producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Dec 22, 1992·22 cites·6 claims
- 0859US5085923AHeat-conductive aluminum nitride sintered body and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Feb 4, 1992·24 cites·6 claims
- 0955US10480060B2Oxide sintered body and method for manufacturing the same, sputtering target, and semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Nov 19, 2019·0 cites·7 claims
- 1048US5214005AGlass-aluminum nitride composite materialSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted May 25, 1993·16 cites·5 claims
- 1145US5399536ASilicon nitride sintered bodySUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Mar 21, 1995·11 cites·6 claims
- 1243US5293509ASintered body of aluminum nitrideSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Mar 8, 1994·11 cites·6 claims
- 1339US5219803ASintered body of aluminum nitrideSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Jun 15, 1993·10 cites·3 claims
- 1436US2017152425A1AlN SINTERED COMPACT, AlN SUBSTRATE AND METHOD OF PRODUCING AlN SUBSTRATESUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 1535US5264388ASintered body of aluminum nitrideSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Nov 23, 1993·5 cites·3 claims
- 1635US2002022389A1ConductorFiled 2001·Application pending·0 cites
- 1735US2002006512A1Corrosion-resistant conductive memberFiled 2001·Application pending·0 cites
- 1832US2016251264A1Oxide sintered body and method for manufacturing the same, sputtering target, and semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →