Sun; Hong T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sun; Hong T..The latest application filed is for "photoelectrically-charging gas detector".

Company Profile

0.7.3

Sun; Hong T. - Saratoga CA
Sun; Hong T. - Los Gatos CA
Sun; Hong T. - Sunnyvale CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Photoelectrically-charging gas detector Grant 11,393,321 - Hang , et al. July 19, 2	2022-07-19
Photoelectrically-charging Gas Detector App 20210134137 - HANG; Yiqing ; et al.	2021-05-06
Solid polymer electrolyte oxygen sensor Grant 7,258,773 - Zhou , et al. August 21, 2	2007-08-21
Automatic drive adjustment of ultraviolet lamps in photo-ionization detectors Grant 6,967,485 - Hsueh , et al. November 22, 2	2005-11-22
Solid polymer electrolyte oxygen sensor App 20050034987 - Zhou, Huafang ; et al.	2005-02-17
Photo-ionization detector and method for continuous operation and real-time self-cleaning Grant 6,734,435 - Sun , et al. May 11, 2	2004-05-11
Photo-ionization detector and method for continuous operation and real-time self-cleaning App 20020179846 - Sun, Hong T. ; et al.	2002-12-05
Non-dispersive infrared gas sensor Grant 6,469,303 - Sun , et al. October 22, 2	2002-10-22
Multiple channel photo-ionization detector for simultaneous and selective measurement of volatile organic compound Grant 6,320,388 - Sun , et al. November 20, 2	2001-11-20
Photo-ionization detector for volatile gas measurement and a method for self-cleaning the same Grant 6,225,633 - Sun , et al. May 1, 2	2001-05-01

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.