Read about the increasing number of safety and security applications for Invisa technology. Invisa's growing presence in the vast market for automated presence sensing solutions is made possible by the sophistication, reliability and ease-of-use of its products. Applications for Parking and Barrier Gates - Uses of the SmartGate presence-sensing technology in powered closure installations. Applications for Powered Doors - Application of Invisa's pre-emptive, non-contact safety field technology to powered doors. Applications for Exhibit Security - Protection of vulnerable objects through invisible sensing fields using InvisaShield technology. Safety and Liability - Minimized exposure to legal claims as a result of Invisa's fundamental design approach to access-control technology. Gate Safety FAQ (Frequently Asked Questions) - Answers to commonly asked questions concerning powered gate safety and operator liability.