IP Library Granted Patent US 6,791,522
Granted Patent Utility
US 6,791,522 · App. 09/989,434

Triodic rectifier switch

Inventors: Choong-Hoon Yi, Gregory Um, Sun-Hee Yang, Chang-Su Seo, Song Yi Lee
Patented Case View Patent ↗
Granted: Sep 14, 2004 Filed: Nov 21, 2001
Inventors
Choong-Hoon Yi
Gregory Um
Sun-Hee Yang
Chang-Su Seo
Song Yi Lee
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.

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 6,791,522
App. No.
09/989,434
Filed
2001-11-21
Granted
2004-09-14
Kind
B2