The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 06, 2015
Filed:
May. 30, 2012
Daniel Youngner, Maple Grove, MN (US);
Bernard S. Fritz, Eagan, MN (US);
Yue Liu, Plymouth, MN (US);
James A. Cox, New Brighton, MN (US);
Daniel Youngner, Maple Grove, MN (US);
Bernard S. Fritz, Eagan, MN (US);
Yue Liu, Plymouth, MN (US);
James A. Cox, New Brighton, MN (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
A device for detecting gas concentrations includes a movable coded filter. An optical element is positioned to receive gas filtered light and spectrally separate the gas filtered light. A photo detector is positioned to receive the spectrally separated light through slits in the moveable coded filter to provide an AC signal representative of a selected gas.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile