Granted Patent
Utility
US 6,325,567 · App. 09/388,306
Arm member
Inventors:
Rentaro Kato, Yuichi Ogawa, Koji Uchino, Masaharu Tochigi, Naoyuki Kawata, Takenori Hashimoto
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Sep 1, 1999
Inventors
Rentaro Kato
Yuichi Ogawa
Koji Uchino
Masaharu Tochigi
Naoyuki Kawata
Takenori Hashimoto
Assignees (at issue)
TOKAI RUBBER INDUSTRIES, LTD.
Showa Denko K.K.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.