RS

Richard J. Sujdak

BL Betz Laboratories: 4 patents #55 of 225Top 25%
BE Betzdearborn: 3 patents #46 of 202Top 25%
📍 Levittown, PA: #59 of 461 inventorsTop 15%
🗺 Pennsylvania: #11,794 of 74,527 inventorsTop 20%
Overall (All Time): #761,621 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6291020 Composition and process for treating metal surfaces Jeffrey I. Melzer 2001-09-18
5695652 Methods for inhibiting the production of slime in aqueous systems Roy Hernandez-Mena 1997-12-09
5611939 Methods for inhibiting the production of slime in aqueous systems Roy Hernandez-Mena, Patric L. Friend 1997-03-18
4796548 Method of conditioning fireside fouling deposits using super large particle size magnesium oxide Gene A. Merrell 1989-01-10
4224180 Cold end additive compositions 1980-09-23
4206172 Alkanolamines and ethylene polyamines as cold-end additives 1980-06-03
4185071 Ethylene polyamines as cold-end additives 1980-01-22