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Inventor

Seeroku Hoshino

Inventor
Tokyo, JP

Overview

1→
Patents
2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F02Fprimary
F02FCylinders, pistons or casings, for combustion engines50%
F16JPistons50%
PatentTitleYear
10,890,255Combination oil ring2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to TPR CO LTD (1)· patent assignee history
2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TPR CO LTD12021
Locations
LocationPatentsSpan
Tokyo, JP12021