Granted Patent
Utility
US 6,727,630 · App. 10/207,848
Rotary permanent magnet electric motor with varying air gap between interfacing stator and rotor elements
Inventors:
Boris Maslov, Zareh Soghomonian
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jul 31, 2002
Inventors
Boris Maslov
Zareh Soghomonian
Assignee (at issue)
Wavecrest Laboratories, LLC.
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.