RS

Richard John Emerick, Sr.

EM Elkay Manufacturing: 2 patents #57 of 119Top 50%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,217,144 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6434967 Process for forming copper containing components providing water effluent with lowered copper concentrations Joel E. Leiser, Michael John Howerter, Jan Pottinger, Rick W. Brockhouse, Stephen E. Gatz +1 more 2002-08-20
6293336 Process and apparatus for use with copper containing components providing low copper concentrations portable water Joel E. Leiser, Michael John Howerter, Jan Pottinger, Rick W. Brockhouse, Stephen E. Gatz +1 more 2001-09-25