JT

John Tweedie

IB Insituform (Netherlands) B.V.: 5 patents #4 of 29Top 15%
AR Albany International Research: 1 patents #7 of 12Top 60%
🗺 Massachusetts: #20,307 of 88,656 inventorsTop 25%
Overall (All Time): #879,742 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6520719 Apparatus for installing a flexible cured in place lateral seal in an existing main pipeline Kerry D. Severs 2003-02-18
6068725 Method of installation of a flexible cured in place lateral seal in an existing main pipeline Philip M. Smith, Jeff P. Wells, Kerry D. Severs, Kevin P. Murray 2000-05-30
6044867 Method and apparatus for fabricating a flexible lining with flexible collar for lining lateral pipelines Philip M. Smith, Jeff P. Wells, Kevin P. Murray 2000-04-04
6029726 Apparatus for installing a flexible cured in place lateral seal in an existing main pipeline Philip M. Smith, Jeff P. Wells, Kerry D. Severs, Kevin P. Murray 2000-02-29
5915419 Cured in place lateral seal for relining of pipelines and method of manufacture Philip M. Smith, Jeff P. Wells, Kevin P. Murray 1999-06-29
5851461 Method of producing polysaccharide foams George Bakis, Dana Eagles 1998-12-22