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Inventor

Teruhisa Okumura

Inventor
Tokyo, JP

Overview

2→
Patents
2012–2015
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C21Dprimary
C21DModifying the physical structure of ferrous metals33%
C22CAlloys33%
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
9,023,158'Steel material superior in high temperature characteristics and toughness and method of production of same'20158,303,734'High strength thick steel material and high strength giant H-shape excellent in toughness and weldability and methods of production of same'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2015Patents assigned to KITA HIROSHI (2)· patent assignee history
2012–2015Patents assigned to OKUMURA TERUHISA (2)· patent assignee history
2012–2015Patents assigned to SUGIYAMA HIROKAZU (2)· patent assignee history
2012–2015Patents assigned to WAKATSUKI TERUYUKI (2)· patent assignee history
2012–2015Patents assigned to YOSHIDA SUGURU (2)· patent assignee history
2012–2015Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KITA HIROSHI22012–2015
OKUMURA TERUHISAself22012–2015
SUGIYAMA HIROKAZU22012–2015
WAKATSUKI TERUYUKI22012–2015
YOSHIDA SUGURU22012–2015
Locations
LocationPatentsSpan
Tokyo, JP22012–2015