JF

John A. Fillar

EN Envirex: 3 patents #9 of 52Top 20%
Overall (All Time): #1,657,969 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5215616 Method for manufacturing a high strength, non-metallic transmission chain 1993-06-01
4932927 High strength, non-metallic transmission chain 1990-06-12
4863418 Non-metallic chain including wound composite chain links and molded pins Thomas J. Casper, James Wiegand 1989-09-05