DR

David R. Ruprecht

Air Products And Chemicals: 6 patents #343 of 1,997Top 20%
📍 Laurys Station, PA: #2 of 9 inventorsTop 25%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #882,832 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6174161 Method and apparatus for partial oxidation of black liquor, liquid fuels and slurries Aleksandar Georgi Slavejkov, Bryan Clair Hoke, Jr., Thomas M. Gosling, John J. Lewnard 2001-01-16
4800053 Injection molding process with reactive gas treatment Bernard D. Bauman, Paul D. Marsh, Mark A. Williams 1989-01-24
4752428 Injection molding process with reactive gas treatment Mark A. Williams, Bernard D. Bauman, Paul D. Marsh 1988-06-21
4372130 Carbon dioxide snow generator with purging means David J. Klee, Norris G. Lovette, Jr., John F. Boyle, John C. Mullane, Jr. 1983-02-08
4370861 Spiral-type heat exchanger Norris G. Lovette, Jr. 1983-02-01
4324110 Spiral-type heat exchanger Norris G. Lovette, Jr. 1982-04-13