RP

Richard C. Polivka

IA Ina Acquisition: 6 patents #7 of 52Top 15%
IB Insituform (Netherlands) B.V.: 5 patents #4 of 29Top 15%
📍 Lemont, IL: #13 of 212 inventorsTop 7%
🗺 Illinois: #8,017 of 84,256 inventorsTop 10%
Overall (All Time): #462,616 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9453597 Air inversion and steam cure of cured in place liners apparatus Charles Delaney, Kurt Schlake, Joseph M. Coyne, Franklin Driver 2016-09-27
8820363 Wedge type plug and method of plugging a lateral line Kyle Costa, Keith B. Oxner, Stephen Bradley Heuiser, Cory Wayne Husemann, Clayton Muenchmeyer 2014-09-02
8066499 Dual gland air inversion and steam cure of cured in place liners Franklin Driver, Steve Hirtz, 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, Steve Hirtz, James H. Blasczyk, Neil T. Birchler, Kyle Costa 2011-10-18
8015695 Reinstatement of an existing connection in a lined conduit Keith B. Oxner, Stephen Bradley Heuiser 2011-09-13
7866968 Reusable inversion sleeve assembly for inversion of cured in place liners Franklin Driver, Neil T. Birchler, Kyle Costa, Weiping Wang 2011-01-11
6682668 Installation of cured in place liners with an endless reusable inflation bladder and installation apparatus Franklin Driver, Charles H. Nance 2004-01-27
6093363 Method of lining pipelines with flow-through apparatus and liner 2000-07-25
6001212 Method for lining of lateral pipelines with flow-through apparatus David K. York 1999-12-14
5960882 Dual-ended apparatus for cutting openings in lined conduits 1999-10-05
5736166 Flow-through apparatus for lining of pipelines 1998-04-07