Inventor · disambiguated record
Masashi Sakai
Also filed as: SAKAI MASASHI
13 granted patents·10 pending applications·231 citations·filing 2005–2022
88Inventor score
Files withMITSUBISHI ELECTRIC CORP10FUJITSU LTD6SAKAI MASASHI2ARIMITSU IND1MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
23 records- 0196USD605200SVideo screen or portion thereof with a user interface imagePANASONIC CORP·Filed 2009·Granted Dec 1, 2009·204 cites·1 claims
- 0286US10084388B2Power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Sep 25, 2018·6 cites·9 claims
- 0384US11694948B2Semiconductor device and semiconductor module using sameMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Jul 4, 2023·1 cites·9 claims
- 0474US7760675B2Radio communication apparatusSEIKO INSTR INC·Filed 2007·Granted Jul 20, 2010·5 cites·7 claims
- 0572US11233126B2SiC epitaxial wafer, semiconductor device, and power converterMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jan 25, 2022·1 cites·8 claims
- 0666US9564315B1Manufacturing method and apparatus for manufacturing silicon carbide epitaxial waferMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Feb 7, 2017·1 cites·7 claims
- 0765US10707075B2Semiconductor wafer, semiconductor device, and method for producing semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jul 7, 2020·1 cites·20 claims
- 0859USD568185SArrangement of information areas for display screen of car navigation systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted May 6, 2008·12 cites·1 claims
- 0956US2025128277A1Electrostatic Spraying DeviceARIMITSU IND·Filed 2022·Application pending·0 cites
- 1053US12492488B2Silicon carbide epitaxial growth device and method of manufacturing silicon carbide epitaxial waferMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Dec 9, 2025·0 cites·7 claims
- 1153US11948794B2Method of manufacturing silicon carbide epitaxial waferMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Apr 2, 2024·0 cites·8 claims
- 1253US2023253372A1Semiconductor device and power conversion device using sameMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 1352US2007178892A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 1452US2007178893A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 1552US2007173247A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 1652US2007184807A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 1752US2007173245A1Mobile communication systemFUJITSU LTD·Filed 2007·Application pending·0 cites
- 1850US8795815B2Laminated structureSAKAI MASASHI·Filed 2008·Granted Aug 5, 2014·0 cites·16 claims
- 1948US2005185630A1Mobile communication systemFiled 2005·Application pending·0 cites
- 2045US10886184B2Test condition determining apparatus and test condition determining methodMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jan 5, 2021·0 cites·8 claims
- 2144US7644155B2Data communication system and data communication methodFUJITSU LTD·Filed 2006·Granted Jan 5, 2010·0 cites·8 claims
- 2242US2020321437A1Silicon carbide epitaxial wafer, method for manufacturing silicon carbide epitaxial wafer, and power converterMITSUBISHI ELECTRIC CORP·Filed 2020·Application pending·0 cites
- 2329US2005219911A1Non-volatile memory circuit and semiconductor deviceSAKAI MASASHI·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masashi Sakai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →