Inventor
OGATA HIDETOSHI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “OGATA HIDETOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ENEOS CORP
30 patentsUS11384271B2Jul 12, 2022
Refrigerator, refrigerator oil, working fluid composition for refrigerator
ENEOS CORP1 citations62
US12344809B2Jul 1, 2025
Working fluid, freezer, and freezer oil
ENEOS CORP0 citations61
US12344811B2Jul 1, 2025
Refrigerator oil and working fluid composition for refrigerator
ENEOS CORP0 citations61
US11680220B2Jun 20, 2023
Refrigeration machine oil and refrigeration machine oil production method
ENEOS CORP0 citations61
US11505760B2Nov 22, 2022
Refrigerator oil
ENEOS CORP0 citations61
US11485926B2Nov 1, 2022
Refrigerant oil and method for producing refrigerant oil
ENEOS CORP0 citations61
US11384309B2Jul 12, 2022
Refrigerator oil and hydraulic fluid composition for refrigerators
ENEOS CORP0 citations61
US11377619B2Jul 5, 2022
Refrigerating machine oil
ENEOS CORP0 citations61
US11365368B2Jun 21, 2022
Refrigerator oil and hydraulic fluid composition for refrigerators
ENEOS CORP0 citations61
US11001779B2May 11, 2021
Refrigerator oil and refrigerator working fluid composition
ENEOS CORP1 citations61
US10913918B2Feb 9, 2021
Refrigerating machine oil
ENEOS CORP0 citations61
US11702608B2Jul 18, 2023
Lubrication method
ENEOS CORP0 citations60
US11326118B2May 10, 2022
Lubrication method
ENEOS CORP1 citations60
US12297402B2May 13, 2025
Base oil for refrigerator oil, refrigerator oil, and working fluid composition for refrigerator
ENEOS CORP0 citations58
US12258531B2Mar 25, 2025
Refrigerator oil, and working fluid composition for refrigerator
ENEOS CORP0 citations58
US12590263B2Mar 31, 2026
Lubricant additive, lubricant composition, and working fluid composition
ENEOS CORP0 citations57
US12570915B2Mar 10, 2026
Refrigerator oil, and working fluid composition
ENEOS CORP0 citations57
US11208608B2Dec 28, 2021
Refrigerator oil and working fluid composition for refrigerator
ENEOS CORP0 citations51
US12270007B2Apr 8, 2025
Refrigerator oil, and working fluid composition for refrigerator
ENEOS CORP0 citations50
US12258532B2Mar 25, 2025
Refrigerator oil, and working fluid composition for refrigerator
ENEOS CORP0 citations50
US12252662B2Mar 18, 2025
Refrigerator oil and refrigerator working fluid composition
ENEOS CORP0 citations50
US12247177B2Mar 11, 2025
Refrigerator oil and refrigerator working fluid composition
ENEOS CORP0 citations50
US12122976B2Oct 22, 2024
Refrigerating machine oil
ENEOS CORP0 citations50
US12098346B2Sep 24, 2024
Refrigerating machine oil, working fluid composition for refrigerating machine, and method for producing refrigerating machine oil
ENEOS CORP0 citations50
US12091606B2Sep 17, 2024
Working fluid composition for refrigerator, refrigerator oil and refrigerator
ENEOS CORP0 citations50
US12091629B2Sep 17, 2024
Refrigerator oil, and working fluid composition for refrigerator
ENEOS CORP0 citations50
US11993742B2May 28, 2024
Working fluid composition for refrigerator, and refrigerator oil
ENEOS CORP0 citations50
US11549077B2Jan 10, 2023
Refrigerator oil and hydraulic fluid composition for refrigerators
ENEOS CORP0 citations50
US11499114B2Nov 15, 2022
Refrigerator oil and hydraulic fluid composition for refrigerators
ENEOS CORP0 citations50
US11453839B2Sep 27, 2022
Refrigerator oil
ENEOS CORP0 citations50