Tyler, Texas
United States
5
2017-02-23
The entities that hold a legal rights for patent applications filed by inventor Hagan John Mark:
John Mark Hagan from Tyler, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Air cleaning systems and methods
#2 | 2015-08-06HVAC system with visitor presence sensor
#3 | 2014-05-29Air cleaning systems and methods
#4 | 2012-08-16Air cleaning systems and methods
#5 | 2009-02-19Air filtration system
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