Patent Assignment
Reel/Frame 072102/0147
Assignment of Assignor's Interest
Recorded: 2025-08-25
Pages: 2
Assignor
YAMADA, TAKESHI
Executed: 2025-08-19
Assignee
KABUSHIKI KAISHA RIKEN
8-1, SANBANCHO, CHIYODA-KU, TOKYO, 102-8202, JAPAN
Covered Property
(1)
Piston Ring Set
Application:
19/158,879 →