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2025
|
Invention
|
Methods and systems for infrared synchronization.
A door sensor may include one or more emitters... |
|
|
Invention
|
Infrared curtain systems and methods.
An infrared (IR) sensor for use in a door sensor. The IR s... |
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2024
|
Invention
|
Methods and systems for infrared synchronization. A door sensor may include one or more emitters ... |
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2022
|
Invention
|
Infrared curtain systems and methods. An infrared (IR) sensor for use in a door sensor. The IR se... |
|
|
Invention
|
Moveable infrared curtain. An infrared (IR) sensor for use in a door sensor. The IR sensor may in... |
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2021
|
Invention
|
Laser detection system for identifying item interaction. A laser detection system including at le... |
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2020
|
G/S
|
Electric door openers; Electric garage door openers and closers; Electric gate openers; Electric ... |
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2019
|
G/S
|
Touchless electric switches for activation of automobile doors, windows; Sensors and detector uni... |
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2012
|
Invention
|
Electronic system to signal proximity of an object.
A system to signal proximity of at least one... |
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2011
|
Invention
|
Method and device to securely open and close a passageway or access point.
An access control sys... |
|
2007
|
Invention
|
Revolving door control system. In a method and system for controlling a revolving door that has a... |
|
2006
|
Invention
|
Activation device. Disclosed is an activation device for use in initiating an event. This activat... |
|
|
Invention
|
Automatic door opening and closing system and method of control thereof. A swinging automatic doo... |
