SH

Steve Hirtz

IA Ina Acquisition: 2 patents #16 of 52Top 35%
SC Sak Construction: 1 patents #3 of 7Top 45%
Overall (All Time): #1,427,955 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10919212 Mechanized inverter for pipe liners Scott Campbell, Jeff Hirtz, Jason Laney, Kyle Presley 2021-02-16
8066499 Dual gland air inversion and steam cure of cured in place liners Franklin Driver, Richard C. Polivka, James H. Blasczyk, Neil T. Birchler, Kyle Costa 2011-11-29
8038913 Installation of cured in place liners with dual gland air inversion and steam cure apparatus Franklin Driver, Richard C. Polivka, James H. Blasczyk, Neil T. Birchler, Kyle Costa 2011-10-18