Granted Patent
Utility
US 5,728,946 · App. 08/805,053
Karman vortex flow meter
Inventors:
Shu Sasaki, Sakae Kiguchi, Toru Hashimoto, Shoji Hashimoto, Hiroshi Tanaka
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Feb 24, 1997
Inventors
Shu Sasaki
Sakae Kiguchi
Toru Hashimoto
Shoji Hashimoto
Hiroshi Tanaka
Assignees (at issue)
MITSUBISHI ELECTRIC CORPORATION
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
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.