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.

Date of Patent:
Jun. 15, 2021

Filed:

Oct. 03, 2019
Applicant:

Christopher James Hahn, Longmont, CO (US);

Inventor:

Christopher James Hahn, Longmont, CO (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 8/20 (2006.01); A61B 5/00 (2006.01); A63B 24/00 (2006.01);
U.S. Cl.
CPC ...
G01V 8/20 (2013.01); A61B 5/486 (2013.01); A63B 2024/0012 (2013.01); A63B 2220/803 (2013.01);
Abstract

A device is provided. The device includes one or more of a plurality of sensor/light source groups, each including a sensor, a first light source of a first color, and a second light source of a second color, arranged in sequence along an expected direction of travel of an object. The device also includes a device to track objects, coupled to the plurality of sensor/light source groups, and configured to drive first light sources in response to playback of a stored sequence and drive second light sources in response to received active sensor outputs from sensors of the plurality of sensor/light source groups.


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