Patent Assignment
Reel/Frame 061851/0390
Assignment of Assignor's Interest
Recorded: 2022-11-22
Pages: 4
Assignor
FUNAKI, KAI
Executed: 2022-11-10
Assignees
KABUSHIKI KAISHA TOSHIBA
1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
TOSHIBA MATERIALS CO., LTD.
8, SHINSUGITA-CHO, ISOGO-KU, YOKOHAMA-SHI, KANAGAWA, JAPAN
Covered Property
(1)
Silicon Nitride Sintered Body, Wear-Resistant Member Using the Same, and Method for Producing Silicon Nitride Sintered Body
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 →