Houston, Texas
United States
3
2013-01-17
3
2014-05-13
These are the the leading inventors for applications assigned to Virgo Engineers, Inc.:
Virgo Engineers, Inc. based in Houston, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Ball valve having multiple moveable seats
#2 | 2012-08-30 ✅ Patent 8,646,752 granted on 2014-02-11Ball valve having multiple moveable seats
#3 | 2011-06-16 ✅ Patent 8,201,574 granted on 2012-06-19Bi-directional sealing ball valve
188997 ⎘