IP Library Granted Patent US 5,552,979
Granted Patent Utility
US 5,552,979 · App. 08/159,394

Isolated current sensor for DC to high frequency applications

Inventors: Wen-Jian Gu, Gregory DiVincenzo, Paulo Caldeira
Patented Case View Patent ↗
Granted: Sep 3, 1996 Filed: Nov 30, 1993
Inventors
Wen-Jian Gu
Gregory DiVincenzo
Paulo Caldeira
Assignee (at issue)
Philips Electronics North America 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,552,979
App. No.
08/159,394
Filed
1993-11-30
Granted
1996-09-03
Kind
A