Inventor
KODAMA YASUAKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KODAMA YASUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
10 patentsUS12582979B2Mar 24, 2026
Maintaining method for cooling system
TOYOTA MOTOR CO LTD0 citations59
US12471248B2Nov 11, 2025
Cooling system
TOYOTA MOTOR CO LTD0 citations59
US11447678B2Sep 20, 2022
Coolant composition and cooling system
TOYOTA MOTOR CO LTD0 citations59
US10913883B2Feb 9, 2021
Coolant composition and method of operating internal combustion engine using the same
TOYOTA MOTOR CO LTD0 citations59
US10899952B2Jan 26, 2021
Automotive engine coolant composition, automotive engine concentrated coolant composition, and method of operating internal combustion engine
TOYOTA MOTOR CO LTD0 citations58
US11518923B2Dec 6, 2022
Coolant composition and cooling system
TOYOTA MOTOR CO LTD0 citations49
US11459938B2Oct 4, 2022
Internal combustion system
TOYOTA MOTOR CO LTD0 citations49
US10160895B2Dec 25, 2018
Coolant composition, method of operating internal combustion engine using the same, and use of the same
TOYOTA MOTOR CO LTD1 citations49
US11371418B2Jun 28, 2022
Internal combustion system
TOYOTA MOTOR CO LTD0 citations48
US10883031B2Jan 5, 2021
Automotive engine coolant composition, automotive engine concentrated coolant composition, and method of operating internal combustion engine
TOYOTA MOTOR CO LTD0 citations47