IP Library › Assignment 021926/0252
Patent Assignment
Reel/Frame 021926/0252

Assignment of Assignor's Interest

Recorded: 2008-12-04 Pages: 2
Assignors
SUWABE, HIROHISA
Executed: 2008-11-28
OHTSUBO, YASUHIKO
Executed: 2008-11-28
Assignee
HITACHI METALS, LTD.
2-1 SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Ceramic Honeycomb Structure and Method for Producing Ceramic Honeycomb Structure
Patent: 7,833,606 →
Application: 12/303,466 →
Publication: US 2009/0142543
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Company Split Jun 24, 2026
From: PROTERIAL, LTD.
To: MIRAI CASTING HOLDINGS, LTD.
Reel/Frame 075813/0141 →
Nunc Pro Tunc Assignment Jun 24, 2026
From: MIRAI CASTING HOLDINGS, LTD.
To: MIRAI CASTING AMERICA INC.
Reel/Frame 075813/0149 →
Change of Address Jun 24, 2026
From: HITACHI METALS LTD.
To: HITACHI METALS LTD.
Reel/Frame 075981/0686 →
Change of Name Sep 11, 2026
From: HITACHI METALS LTD.
To: PROTERIAL, LTD.
Reel/Frame 075976/0953 →