JJ

James H. Paschal, Jr.

OE Otis Engineering: 3 patents #60 of 228Top 30%
Overall (All Time): #1,676,327 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4685523 Removable side pocket mandrel Oscar H. Freiman, Dickie L. Kernal 1987-08-11
4418750 Well tool — 1983-12-06
4339001 Safety valve — 1982-07-13