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Inventor

MASAYA KUBOTA

Inventor
JP

Overview

6→
Patents
2022–2026
Patent span
Chemistry
Primary field (CPC C)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C10Mprimary
C10MLubricating compositions42%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions42%
B63BShips or other waterborne vessels8%
C09KMaterials for miscellaneous applications, not provided for elsewhere8%
PatentTitleYear
12,545,850Lubricating oil composition202612,534,656Refrigerator oil composition and mixed composition for refrigerator202612,410,379Lubricant oil composition202512,384,982Lubricating oil composition202512,359,144Lubricant composition202511,364,974Hydrofoil craft2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history
2022–2026Based in JP· patent location history
2025–2026Patents assigned to IDEMITSU KOSAN CO (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IDEMITSU KOSAN CO52025–2026
MITSUBISHI HEAVY IND LTD12022
Locations
LocationPatentsSpan
JP62022–2026