Assignment of Assignor's Interest

Recorded: 2023-03-07 Pages: 8

Assignors

KUROKI, KYOKO

Executed: 2023-01-17

MATSUI, KAZUAKI

Executed: 2023-01-17

KOJIMA, YOSUKE

Executed: 2023-01-17

Assignee

TOPPAN PHOTOMASK CO., LTD.

3-19-26, SHIBAURA, MINATO-KU, TOKYO, 108-0023, JAPAN

Covered Property (1)

Phase Shift Mask Blank, Phase Shift Mask, and Method for Manufacturing Phase Shift Mask

Application: 18/024,958 →

Publication: US 2023/0333461

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.