JH

Jeffrey W. House

IN Infi-Shield: 4 patents #2 of 3Top 70%
📍 Stillwater, MN: #261 of 719 inventorsTop 40%
🗺 Minnesota: #15,886 of 52,454 inventorsTop 35%
Overall (All Time): #1,282,125 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5876533 Method of sealing a manhole riser and a catch basin and apparatus for same William P. House, William K. House 1999-03-02
5800648 Exterior lining for catch basin or manhole William K. House 1998-09-01
5613806 Sealing system for sewer and water applications William K. House 1997-03-25
5531485 Method for sealing a pipe juncture William P. House, William K. House 1996-07-02