Granted Patent
Utility
US 5,899,673 · App. 08/730,946
Helical flow compressor/turbine permanent magnet motor/generator
Inventors:
Robert W. Bosley, Ronald F. Miller, Joel Wacknov
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Oct 16, 1996
Inventors
Robert W. Bosley
Ronald F. Miller
Joel Wacknov
Assignee (at issue)
Capstone Turbine 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.