Assignment of Assignor's Interest

Recorded: 2022-03-24 Received: 2022-03-24 Pages: 3

Assignors

TAKAHASHI, YUKI

Executed: 2022-01-25

TSUTAI, YOSHIFUMI

Executed: 2022-01-25

Assignee

NGK SPARK PLUG CO., LTD.

14-18, TAKATSUJI-CHO, MIZUHO-KU, NAGOYA-SHI, AICHI, JPX, 4678525, JAPAN

Covered Property (1)

Yttrium Oxide-Based Sintered Body, Production Method Therefor, and Member for Semiconductor Production Apparatus

Application: 17/703,261 →