JP

John E. Porter

IC ICI: 3 patents #456 of 2,189Top 25%
Overall (All Time): #1,672,781 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4731159 Evaporator Colin Ramshaw 1988-03-15
4627890 Centrifugal device Colin Ramshaw 1986-12-09
4549998 Contacting device Colin Ramshaw 1985-10-29