Patent Assignment
Reel/Frame 043781/0309
Assignment of Assignor's Interest
Recorded: 2017-10-04
Pages: 4
Assignors
IKEDA, ISAO
Executed: 2017-09-02
FUNAKI, KAI
Executed: 2017-09-01
ABE, YUTAKA
Executed: 2017-09-01
Assignees
KABUSHIKI KAISHA TOSHIBA
1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, 105-8001, JAPAN
TOSHIBA MATERIALS CO., LTD.
8, SHINSUGITA-CHO, ISOGO-KU, YOKOHAMA-SHI, KANAGAWA-KEN, 235-8522, JAPAN
Covered Property
(1)
Silicon Nitride Sintered Body and High-Temperature-Resistant Member Using the Same
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Nunc Pro Tunc Assignment
Feb 19, 2026
From: KABUSHIKI KAISHA TOSHIBA
To: TOSHIBA MATERIALS CO. LTD.
Reel/Frame 074940/0511 →
Change of Name
Feb 19, 2026
From: TOSHIBA MATERIALS CO. LTD.
To: NITERRA MATERIALS CO., LTD.
Reel/Frame 074941/0803 →
Change of Address
Feb 19, 2026
From: KABUSHIKI KAISHA TOSHIBA
To: KABUSHIKI KAISHA TOSHIBA
Reel/Frame 074941/0846 →