JC

John R. Casperson

PP Phillips Petroleum: 13 patents #121 of 1,401Top 9%
📍 Bartlesville, OK: #138 of 1,143 inventorsTop 15%
🗺 Oklahoma: #567 of 12,736 inventorsTop 5%
Overall (All Time): #298,912 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9090321 Propulsion system for multihull watercraft 2015-07-28
8058546 Concentrating solar collector 2011-11-15
8058547 Concentrating solar panel 2011-11-15
4826669 Method for carbon black production 1989-05-02
4520000 Process for production of carbon black Paul D. Hann 1985-05-28
4486398 Feedstock nozzle for low tint residual carbon black 1984-12-04
4461623 Recovery of carbon black 1984-07-24
4447401 Carbon black reactor with angled combustion chamber and non-aligned tangential hot gas entries for production of negative tint residual carbon black Paul D. Hann 1984-05-08
4438087 Carbon black process 1984-03-20
4431607 Feedstock nozzle for low tint residual carbon black 1984-02-14
4431624 Feedstock nozzle and use in carbon black process 1984-02-14
4425144 Recovery of carbon black 1984-01-10
4406862 Variable venturi carbon black reactor 1983-09-27
4401402 Liquid seal lock hoppers and method of utilizing same 1983-08-30
4393603 Dryer thermal efficiency 1983-07-19
4360497 Feedstock nozzle and use in carbon black reactor 1982-11-23