Patent Assignment
Reel/Frame 044489/0369
Assignment of Assignor's Interest
Recorded: 2017-12-27
Pages: 3
Assignee
KABUSHIKI KAISHA RIKEN
8-1, SANBANCHO,, CHIYODA-KU, TOKYO, 1028202, JAPAN
Covered Property
(1)
Piston Ring for Combustion Engine