WR

Walter George Rykowski

HA Harsco: 1 patents #40 of 125Top 35%
Overall (All Time): #3,060,124 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9074792 Multiple-ring heat exchanger Christopher Ellingwood, Abdel H. Shidfar, Christopher Russell Hurst, Douglas J. Smith, James A. Hall, Jr. 2015-07-07