Granted Patent
Utility
US 5,735,480 · App. 08/693,947
Relay apparatus for relative rotating members
Inventors:
Kazuya Arai, Masakazu Umemura, Hiroyuki Okamoto, Takeshi Sakakibara, Satoshi Ishikawa, Hiraku Tanaka, Kazuhito Sakai
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Aug 7, 1996
Inventors
Kazuya Arai
Masakazu Umemura
Hiroyuki Okamoto
Takeshi Sakakibara
Satoshi Ishikawa
Hiraku Tanaka
Kazuhito Sakai
Assignee (at issue)
YAZAKI CORPORATION
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.