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:
May. 19, 2026
Filed:
Aug. 11, 2023
Applicant:
Frederick Energy Products, Llc, Huntsville, AL (US);
Inventors:
Larry D. Frederick, Huntsville, AL (US);
Dean Estill, Huntsville, AL (US);
Andrew Nichols, Huntsville, AL (US);
Assignee:
Frederick Energy Products, LLC, Huntsville, AL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08G 1/16 (2006.01); B66F 9/075 (2006.01); B66F 17/00 (2006.01); G01V 3/08 (2006.01); G08G 1/042 (2006.01);
U.S. Cl.
CPC ...
G08G 1/166 (2013.01); B66F 9/0755 (2013.01); G01V 3/081 (2013.01); G08G 1/042 (2013.01); G08G 1/165 (2013.01); B66F 17/003 (2013.01);
Abstract
A proximity detection and collision avoidance system determines whether a collision risk exists between two vehicles by measuring magnetic field vectors generated on each of the vehicles as the relative distance between the vehicles decreases.