Patent Assignment
Reel/Frame 030122/0089
Assignment of Assignor's Interest
Recorded: 2013-04-01
Pages: 2
Assignors
KAWABATA, MASAHIDE
Executed: 2013-03-20
KURIBAYASHI, HIDEO
Executed: 2013-03-23
HATAKAWA, JUNJI
Executed: 2013-03-20
Assignee
HITACHI METALS, LTD.
2-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, 105-8614, JAPAN
Covered Property
(1)
Heat-Resistant, Ferritic Cast Steel Having Excellent Melt Flowability, Gas Defect Resistance, Toughness and Machinability, and Exhaust Member Made Thereof
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address
Nov 20, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 073636/0806 →
Change of Address
Dec 9, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 073917/0124 →
Change of Name
Dec 9, 2025
From: HITACHI METALS, LTD.
To: PROTERIAL, LTD.
Reel/Frame 073917/0160 →