Inventor · disambiguated record
Tsutomu Shigenaga
Also filed as: SHIGENAGA TSUTOMU
15 granted patents·10 pending applications·29 citations·filing 2003–2023
85Inventor score
Top patents by PatentIndex Score
25 records- 0188US11262329B2Method of testing corrosion resistance of coated metal materialMAZDA MOTOR·Filed 2019·Granted Mar 1, 2022·4 cites·11 claims
- 0283US6863929B2Method for forming coated film and intermediate coating materialNIPPON PAINT CO LTD·Filed 2003·Granted Mar 8, 2005·24 cites·12 claims
- 0378US11680174B1Coating composition, coating film forming method, and engine componentMAZDA MOTOR·Filed 2023·Granted Jun 20, 2023·0 cites·20 claims
- 0466US11931769B2Method of applying heat shield material to pistonMAZDA MOTOR·Filed 2022·Granted Mar 19, 2024·0 cites·16 claims
- 0566US8506728B2Surface treatment method of metal materialKATSURA DAIJI·Filed 2010·Granted Aug 13, 2013·1 cites·8 claims
- 0663US12392707B2Corrosion-resistance testing method for coated metal member, corrosion-resistance testing apparatus for coated metal member, corrosion-resistance testing program for coated metal member, and storage mediumMAZDA MOTOR·Filed 2022·Granted Aug 19, 2025·0 cites·18 claims
- 0759US11802828B2Corrosion resistance test method for coated metal material and water-containing material for use thereinMAZDA MOTOR·Filed 2021·Granted Oct 31, 2023·0 cites·20 claims
- 0858US11860081B2Corrosion resistance test method for coated metal material and water-containing material for use thereinMAZDA MOTOR·Filed 2021·Granted Jan 2, 2024·0 cites·19 claims
- 0957US11709127B2Measurement method and measurement device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal materialMAZDA MOTOR·Filed 2021·Granted Jul 25, 2023·0 cites·20 claims
- 1056US12066374B2Measurement method and measurement device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal materialMAZDA MOTOR·Filed 2021·Granted Aug 20, 2024·0 cites·11 claims
- 1155US2009223601A1Chemical conversion treatment agent and surface-treated metal materialMAZDA MOTOR·Filed 2009·Application pending·0 cites
- 1253US12352683B2Damaged portion treatment method and damaged portion treatment device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal materialMAZDA MOTOR·Filed 2021·Granted Jul 8, 2025·0 cites·17 claims
- 1353US11566996B2Corrosion resistance tester for coated metal materialMAZDA MOTOR·Filed 2019·Granted Jan 31, 2023·0 cites·20 claims
- 1453US11519844B2Corrosion resistance test method and corrosion resistance test apparatus for coated metal materialMAZDA MOTOR·Filed 2018·Granted Dec 6, 2022·0 cites·20 claims
- 1552US11821832B2Anticorrosion test method and anticorrosion test equipment for coated metallic materialMAZDA MOTOR·Filed 2021·Granted Nov 21, 2023·0 cites·16 claims
- 1651US2021396650A1Electrode portion device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal materialMAZDA MOTOR·Filed 2021·Application pending·0 cites
- 1751US2007029200A1Cationic electrodeposition coating composition and coated article therewithSAKAMOTO TOSHIAKI·Filed 2006·Application pending·0 cites
- 1851US2022034786A1Corrosion resistance test apparatus and corrosion resistance test method for coated metal materialMAZDA MOTOR·Filed 2021·Application pending·0 cites
- 1950US11913871B2Physical property evaluation method and deviceMAZDA MOTOR·Filed 2020·Granted Feb 27, 2024·0 cites·5 claims
- 2048US2007077437A1Method for forming multi-layered coating film and coated productKAKII TAKUHIRO·Filed 2006·Application pending·0 cites
- 2146US2004228974A1Coated film forming methodFiled 2004·Application pending·0 cites
- 2245US2023104534A1Method of applying heat shield material to pistonMAZDA MOTOR·Filed 2022·Application pending·0 cites
- 2345US2019353581A1Humidity sensor and corrosion test method using the sameMAZDA MOTOR·Filed 2019·Application pending·0 cites
- 2445US2019353580A1Humidity sensor and corrosion test method using the sameMAZDA MOTOR·Filed 2019·Application pending·0 cites
- 2532US2012027938A1Cured electrodeposition coating film and process for forming a multi layered coating filmKITAMURA NAOTAKA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →