P

Inventor

MCMAHON JO ANN

US7 patents
⚠️ This page may combine multiple inventors who share the name “MCMAHON JO ANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAULTON DANIEL J

3 patents

BAKER HUGHES INC

2 patents

PETROLITE CORP

1 patent

(unassigned)

1 patent