Inventor · disambiguated record
Masatoshi Aketa
Also filed as: AKETA MASATOSHI
49 granted patents·10 pending applications·138 citations·filing 2007–2025
98Inventor score
Top patents by PatentIndex Score
59 records- 0197US11355651B2Semiconductor deviceROHM CO LTD·Filed 2021·Granted Jun 7, 2022·3 cites·20 claims
- 0297US8633560B2Semiconductor deviceAKETA MASATOSHI·Filed 2012·Granted Jan 21, 2014·32 cites·18 claims
- 0396US10964825B2Semiconductor deviceROHM CO LTD·Filed 2020·Granted Mar 30, 2021·3 cites·15 claims
- 0495US10056502B2Semiconductor deviceROHM CO LTD·Filed 2017·Granted Aug 21, 2018·8 cites·29 claims
- 0595US9111852B2Semiconductor deviceAKETA MASATOSHI·Filed 2012·Granted Aug 18, 2015·16 cites·21 claims
- 0694US11605707B2Semiconductor deviceROHM CO LTD·Filed 2021·Granted Mar 14, 2023·4 cites·16 claims
- 0793US11664465B2Semiconductor deviceROHM CO LTD·Filed 2022·Granted May 30, 2023·1 cites·21 claims
- 0892US11069771B2Semiconductor deviceROHM CO LTD·Filed 2018·Granted Jul 20, 2021·11 cites·16 claims
- 0992US9419117B2Semiconductor device, and manufacturing method for sameAKETA MASATOSHI·Filed 2012·Granted Aug 16, 2016·11 cites·10 claims
- 1091US11264280B2Semiconductor device manufacturing method and wafer-attached structureROHM CO LTD·Filed 2018·Granted Mar 1, 2022·5 cites·14 claims
- 1190US9252210B2Semiconductor deviceROHM CO LTD·Filed 2014·Granted Feb 2, 2016·8 cites·20 claims
- 1290US2024372012A1Semiconductor deviceROHM CO LTD·Filed 2024·Application pending·0 cites
- 1387US11749749B2Semiconductor deviceROHM CO LTD·Filed 2021·Granted Sep 5, 2023·1 cites·20 claims
- 1486US11088272B2Semiconductor deviceROHM CO LTD·Filed 2018·Granted Aug 10, 2021·3 cites·23 claims
- 1584US12062726B2Semiconductor deviceROHM CO LTD·Filed 2023·Granted Aug 13, 2024·0 cites·21 claims
- 1684US2025046657A1Semiconductor device manufacturing method and wafer-attached structureROHM CO LTD·Filed 2024·Application pending·0 cites
- 1783US9577118B2Semiconductor deviceROHM CO LTD·Filed 2015·Granted Feb 21, 2017·2 cites·26 claims
- 1882US12283627B2Semiconductor device having a gate insulating layerROHM CO LTD·Filed 2023·Granted Apr 22, 2025·0 cites·17 claims
- 1982US12148667B2Semiconductor device manufacturing method and wafer-attached structureROHM CO LTD·Filed 2023·Granted Nov 19, 2024·0 cites·17 claims
- 2082US9548353B2Wide band-gap semiconductor device including schotky electrode and method for producing sameROHM CO LTD·Filed 2015·Granted Jan 17, 2017·3 cites·22 claims
- 2182US9478673B2Semiconductor device with trench structure and manufacturing method thereofROHM CO LTD·Filed 2013·Granted Oct 25, 2016·5 cites·27 claims
- 2280US10497816B2Semiconductor deviceROHM CO LTD·Filed 2018·Granted Dec 3, 2019·1 cites·27 claims
- 2379US9685503B2Semiconductor deviceROHM CO LTD·Filed 2016·Granted Jun 20, 2017·2 cites·16 claims
- 2479US2024258380A1Semiconductor device with carbon-density-decreasing regionROHM CO LTD·Filed 2024·Application pending·0 cites
- 2579US2025204023A1Semiconductor device having a gate insulating layerROHM CO LTD·Filed 2025·Application pending·0 cites
- 2679US2024339421A1Electronic component and semiconductor deviceROHM CO LTD·Filed 2024·Application pending·0 cites
- 2778US9818886B2Semiconductor deviceROHM CO LTD·Filed 2017·Granted Nov 14, 2017·1 cites·20 claims
- 2877US10062760B2Semiconductor deviceROHM CO LTD·Filed 2017·Granted Aug 28, 2018·2 cites·11 claims
- 2976US11996449B2Semiconductor device with carbon-density-decreasing regionROHM CO LTD·Filed 2022·Granted May 28, 2024·0 cites·18 claims
- 3076US11742243B2Semiconductor device manufacturing method and wafer-attached structureROHM CO LTD·Filed 2022·Granted Aug 29, 2023·0 cites·28 claims
- 3176US10833166B2Semiconductor device including an MIS structureROHM CO LTD·Filed 2017·Granted Nov 10, 2020·2 cites·15 claims
- 3276US9111769B2Semiconductor device and method for producing sameAKETA MASATOSHI·Filed 2012·Granted Aug 18, 2015·3 cites·21 claims
- 3376US8696814B2Film deposition apparatus and film deposition methodMORISAKI EISUKE·Filed 2007·Granted Apr 15, 2014·6 cites·12 claims
- 3472US12051662B2Electronic component and semiconductor deviceROHM CO LTD·Filed 2021·Granted Jul 30, 2024·0 cites·31 claims
- 3571US10784349B2Semiconductor deviceROHM CO LTD·Filed 2018·Granted Sep 22, 2020·1 cites·29 claims
- 3671US10665728B2Semiconductor deviceROHM CO LTD·Filed 2019·Granted May 26, 2020·0 cites·14 claims
- 3770US2024405072A1SiC SEMICONDUCTOR DEVICEROHM CO LTD·Filed 2024·Application pending·0 cites
- 3867US9472688B2Semiconductor deviceROHM CO LTD·Filed 2013·Granted Oct 18, 2016·2 cites·12 claims
- 3966US12477788B2Semiconductor deviceROHM CO LTD·Filed 2023·Granted Nov 18, 2025·0 cites·17 claims
- 4066US10692861B2Method of manufacturing a semiconductor deviceROHM CO LTD·Filed 2019·Granted Jun 23, 2020·0 cites·21 claims
- 4165US10366905B2Semiconductor deviceROHM CO LTD·Filed 2016·Granted Jul 30, 2019·1 cites·17 claims
- 4264US10461077B2Method of manufacturing a semiconductor deviceROHM CO LTD·Filed 2019·Granted Oct 29, 2019·0 cites·16 claims
- 4362US11502172B2Semiconductor device with carbon-density-decreasing regionROHM CO LTD·Filed 2019·Granted Nov 15, 2022·0 cites·19 claims
- 4460US10192865B2Method of manufacturing a semiconductor deviceROHM CO LTD·Filed 2017·Granted Jan 29, 2019·0 cites·10 claims
- 4560US9159846B2SiC semiconductor deviceMITANI SHUHEI·Filed 2011·Granted Oct 13, 2015·1 cites·7 claims
- 4658US11239189B2Electronic component and semiconductor deviceROHM CO LTD·Filed 2018·Granted Feb 1, 2022·0 cites·31 claims
- 4758US9620588B2Semiconductor deviceROHM CO LTD·Filed 2016·Granted Apr 11, 2017·0 cites·31 claims
- 4858US2021151555A1Semiconductor device, and method for manufacturing semiconductor deviceROHM CO LTD·Filed 2021·Application pending·0 cites
- 4955US10109749B2Semiconductor device and semiconductor device manufacturing methodROHM CO LTD·Filed 2017·Granted Oct 23, 2018·0 cites·13 claims
- 5054US10832922B2Semiconductor deviceROHM CO LTD·Filed 2019·Granted Nov 10, 2020·0 cites·35 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →