Granted Patent
Utility
US 5,920,186 · App. 08/856,264
In-rush current control circuitry
Inventors:
Loi Quang Ninh, Bruce R. Ferguson, Roy Isam Ishida
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: May 14, 1997
Inventors
Loi Quang Ninh
Bruce R. Ferguson
Roy Isam Ishida
Assignees (at issue)
SONY GROUP CORPORATION
Sony Trans Com Inc.
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.