DH

Donald W. Hirsch

TM Thermon Manufacturing: 2 patents #9 of 23Top 40%
📍 San Marcos, TX: #46 of 146 inventorsTop 35%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,180,998 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6905566 Isolated tracer having controlled conductance rate and method of making same R. Knox Pitzer, Roy E. Barth 2005-06-14
5897732 Method and apparatus for the manufacture of a linear wrap, thermally insulated tube David L. Schlameus 1999-04-27