Inventor
MATSUMOTO TOMOYA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMOTO TOMOYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
13 patentsUS10465141B2Nov 5, 2019
Lubricant composition for refrigerating machines, and refrigerating machine
IDEMITSU KOSAN CO2 citations71
US9683190B2Jun 20, 2017
Lubricant for compression type refrigerating machines
IDEMITSU KOSAN CO2 citations70
US9644168B2May 9, 2017
Lubricating oil composition for refrigerating machines
IDEMITSU KOSAN CO2 citations70
US11518922B2Dec 6, 2022
Refrigerator oil and composition for refrigerators
IDEMITSU KOSAN CO1 citations61
US10196579B2Feb 5, 2019
Refrigerator oil, refrigerator oil composition, and refrigerator
IDEMITSU KOSAN CO0 citations52
US10774252B2Sep 15, 2020
Lubricant oil composition for compression refrigerator
IDEMITSU KOSAN CO0 citations51
US9828567B2Nov 28, 2017
Lubricating oil composition for refrigerating machines
IDEMITSU KOSAN CO1 citations51
US9617497B2Apr 11, 2017
Lubricating oil composition for refrigerating machines
IDEMITSU KOSAN CO1 citations51
US12577448B2Mar 17, 2026
Refrigerator oil composition and mixed composition for refrigerator
IDEMITSU KOSAN CO0 citations50
US12570917B2Mar 10, 2026
Refrigerator oil composition and mixed composition for refrigerator
IDEMITSU KOSAN CO0 citations50
US11015138B2May 25, 2021
Refrigerating machine oil, and composition for refrigerating machine
IDEMITSU KOSAN CO0 citations48
US10889776B2Jan 12, 2021
Refrigerating machine oil, and composition for refrigerating machine
IDEMITSU KOSAN CO0 citations48
US9719044B2Aug 1, 2017
Lubricating oil composition for refrigerating machines
IDEMITSU KOSAN CO0 citations39
MATSUMOTO TOMOYA
4 patentsUS9212303B2Dec 15, 2015
Lubricating oil composition for chiller
MATSUMOTO TOMOYA3 citations59
US9115301B2Aug 25, 2015
Lubricating oil composition for chiller
MATSUMOTO TOMOYA2 citations59
US9902917B2Feb 27, 2018
Lubricant oil composition for compression refrigerator
MATSUMOTO TOMOYA0 citations49
US9790449B2Oct 17, 2017
Lubricant oil composition for compression refrigerator
MATSUMOTO TOMOYA0 citations49