IP Library › Granted Patent US 6,191,459
Granted Patent Utility
US 6,191,459 · App. 08/780,488

Electrically programmable memory cell array, using charge carrier traps and insulation trenches

Inventors: Franz Hofmann, Wolfgang Krautschneider, Josef Willer, Hans Reisinger
Patented Case View Patent ↗
Granted: Feb 20, 2001 Filed: Jan 8, 1997
Inventors
Franz Hofmann
Wolfgang Krautschneider
Josef Willer
Hans Reisinger
Assignee (at issue)
Infineon Technologies AG

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 6,191,459
App. No.
08/780,488
Filed
1997-01-08
Granted
2001-02-20
Kind
A