IP Library › Granted Patent US 6,500,747
Granted Patent Utility
US 6,500,747 · App. 09/682,746

Method of manufacturing GaN semiconductor substrate

Inventors: Won Seok Lee, Ok-hyun Nam, Cheol-soo Sone
Patented Case View Patent ↗
Granted: Dec 31, 2002 Filed: Oct 12, 2001
Inventors
Won Seok Lee
Ok-hyun Nam
Cheol-soo Sone
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 6,500,747
App. No.
09/682,746
Filed
2001-10-12
Granted
2002-12-31
Kind
B1