IP Library Granted Patent US 6,333,632
Granted Patent Utility
US 6,333,632 · App. 09/397,624

Alternating current discharge ionization detector

Inventors: Wenjun Yang, Peter Hsi
Patented Case View Patent ↗
Granted: Dec 25, 2001 Filed: Sep 16, 1999
Inventors
Wenjun Yang
Peter Hsi
Assignee (at issue)
RAE SYSTEMS, INC.

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 6,333,632
App. No.
09/397,624
Filed
1999-09-16
Granted
2001-12-25
Kind
A