Inventor · disambiguated record
Kazuhiro Tsumura
Also filed as: TSUMURA KAZUHIRO
25 granted patents·1 pending application·26 citations·filing 2003–2023
92Inventor score
Top patents by PatentIndex Score
26 records- 0188US8294422B2Battery protection circuit deviceTSUMURA KAZUHIRO·Filed 2010·Granted Oct 23, 2012·7 cites·13 claims
- 0287US9472547B2Semiconductor deviceSEIKO INSTR INC·Filed 2016·Granted Oct 18, 2016·6 cites·11 claims
- 0375US8581316B2Semiconductor device and method of manufacturing the sameINOUE AYAKO·Filed 2012·Granted Nov 12, 2013·4 cites·5 claims
- 0471US10860046B2Reference voltage generation deviceABLIC INC·Filed 2019·Granted Dec 8, 2020·1 cites·7 claims
- 0566US8823073B2Semiconductor memory device and semiconductor memory elementKOBAYASHI NAOTO·Filed 2012·Granted Sep 2, 2014·2 cites·16 claims
- 0664US9806605B2Voltage divider circuit having at least two kinds of unit resistorsSEIKO INSTR INC·Filed 2013·Granted Oct 31, 2017·1 cites·20 claims
- 0763US12477761B2Bipolar transistor and semiconductor deviceABLIC INC·Filed 2023·Granted Nov 18, 2025·0 cites·11 claims
- 0863US12433033B2ESD protection circuit and semiconductor deviceABLIC INC·Filed 2023·Granted Sep 30, 2025·0 cites·11 claims
- 0963US10353415B2Voltage regulator having an overheat detection circuit and test terminalABLIC INC·Filed 2018·Granted Jul 16, 2019·1 cites·15 claims
- 1061US8902645B2Semiconductor memory circuitSEIKO INSTR INC·Filed 2013·Granted Dec 2, 2014·2 cites·7 claims
- 1153US10777544B2Method of manufacturing a semiconductor deviceABLIC INC·Filed 2018·Granted Sep 15, 2020·0 cites·3 claims
- 1253US7902633B2Longitudinal bipolar transistor with base region in trenches having emitter and collector regions disposed along portions of side surfaces of the baseSEIKO INSTR INC·Filed 2007·Granted Mar 8, 2011·0 cites·6 claims
- 1351US10096591B2Semiconductor device having an electrostatic protection elementSII SEMICONDUCTOR CORP·Filed 2017·Granted Oct 9, 2018·0 cites·4 claims
- 1450US10014287B2Semiconductor deviceSII SEMICONDUCTOR CORP·Filed 2017·Granted Jul 3, 2018·0 cites·4 claims
- 1550US8274830B2Constant current read mode or constant current data retention mode nonvolatile memory deviceTSUMURA KAZUHIRO·Filed 2009·Granted Sep 25, 2012·2 cites·5 claims
- 1649US9761577B2Semiconductor deviceSII SEMICONDUCTOR CORP·Filed 2016·Granted Sep 12, 2017·0 cites·4 claims
- 1749US8021951B2Formation of longitudinal bipolar transistor with base region in trenches having emitter and collector regions disposed along portions of side surfaces of base regionSEIKO INSTR INC·Filed 2010·Granted Sep 20, 2011·0 cites·4 claims
- 1848US8963224B2Semiconductor device and method of manufacturing the sameSEIKO INSTR INC·Filed 2013·Granted Feb 24, 2015·0 cites·1 claims
- 1946US7826270B2Non-volatile semiconductor memory device and method of writing and reading the sameSEIKO INSTR INC·Filed 2008·Granted Nov 2, 2010·0 cites·9 claims
- 2044US2003217072A1Information retrieval method and information registration methodFiled 2003·Application pending·0 cites
- 2137US9252289B2Non-volatile semiconductor memory deviceSEIKO INSTR INC·Filed 2013·Granted Feb 2, 2016·0 cites·14 claims
- 2235US10068910B2Non-volatile semiconductor memory deviceSII SEMICONDUCTOR CORP·Filed 2017·Granted Sep 4, 2018·0 cites·12 claims
- 2335US8669156B2Method of manufacturing semiconductor circuit deviceTSUMURA KAZUHIRO·Filed 2011·Granted Mar 11, 2014·0 cites·6 claims
- 2433US8760926B2Memory circuitOSANAI JUN·Filed 2012·Granted Jun 24, 2014·0 cites·8 claims
- 2532US9053798B2Non-volatile memory circuitSEIKO INSTR INC·Filed 2013·Granted Jun 9, 2015·0 cites·9 claims
- 2632US8259516B2Memory circuit including row and column selection for writing informationTSUMURA KAZUHIRO·Filed 2010·Granted Sep 4, 2012·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →