Inventor
SHIGENAGA TSUTOMU
JP16 patents
⚠️ This page may combine multiple inventors who share the name “SHIGENAGA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAZDA MOTOR
14 patentsUS11262329B2Mar 1, 2022
Method of testing corrosion resistance of coated metal material
MAZDA MOTOR4 citations70
US11519844B2Dec 6, 2022
Corrosion resistance test method and corrosion resistance test apparatus for coated metal material
MAZDA MOTOR0 citations60
US11680174B1Jun 20, 2023
Coating composition, coating film forming method, and engine component
MAZDA MOTOR0 citations59
US11931769B2Mar 19, 2024
Method of applying heat shield material to piston
MAZDA MOTOR0 citations58
US11913871B2Feb 27, 2024
Physical property evaluation method and device
MAZDA MOTOR0 citations49
US12571719B2Mar 10, 2026
Corrosion-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 medium
MAZDA MOTOR0 citations48
US12392707B2Aug 19, 2025
Corrosion-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 medium
MAZDA MOTOR0 citations48
US12352683B2Jul 8, 2025
Damaged portion treatment method and damaged portion treatment device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal material
MAZDA MOTOR0 citations48
US12066374B2Aug 20, 2024
Measurement method and measurement device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal material
MAZDA MOTOR0 citations48
US11860081B2Jan 2, 2024
Corrosion resistance test method for coated metal material and water-containing material for use therein
MAZDA MOTOR0 citations48
US11821832B2Nov 21, 2023
Anticorrosion test method and anticorrosion test equipment for coated metallic material
MAZDA MOTOR0 citations48
US11802828B2Oct 31, 2023
Corrosion resistance test method for coated metal material and water-containing material for use therein
MAZDA MOTOR0 citations48
US11709127B2Jul 25, 2023
Measurement method and measurement device, and corrosion resistance test method and corrosion resistance test apparatus for coated metal material
MAZDA MOTOR0 citations48
US11566996B2Jan 31, 2023
Corrosion resistance tester for coated metal material
MAZDA MOTOR0 citations48