LexDanaLexDanabeta
Inventor

Yousuke Oku

Inventor
Tokyo, JP

Overview

4→
Patents
2015–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

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

E21Bprimary
E21BEarth or rock drilling44%
F16LPipes44%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
PatentTitleYear
11,015,746Threaded connection202110,480,693Threaded joint for steel pipes201910,077,612Screw joint for steel pipe20188,931,809'Tubular threaded connection'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to VALLOUREC OIL & GAS FRANCE (4)· patent assignee history
2015–2019Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (3)· patent assignee history
2015–2019Based in Amagasaki, JP· patent location history
2018–2021Based in Tokyo, JP· patent location history
2019–2021Patents assigned to NIPPON STEEL CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VALLOUREC OIL & GAS FRANCE42015–2021
NIPPON STEEL & SUMITOMO METAL CORP32015–2019
NIPPON STEEL CORP22019–2021
Locations
LocationPatentsSpan
Tokyo, JP22018–2021
Amagasaki, JP22015–2019