Granted Patent
Utility
US 4,948,378 · App. 07/317,895
Waterproof electrical connector assembly
Inventor:
Haruo Hoshino
Patented Case
View Patent ↗
Granted: Aug 14, 1990
Filed: Mar 2, 1989
Inventor
Haruo Hoshino
Assignee (at issue)
Thomas & Betts, 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.