P

Inventor

ROBERTS JOHN D

US17 patents
⚠️ This page may combine multiple inventors who share the name “ROBERTS JOHN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WEATHERFORD LAMB

10 patents

WEATHERFORD US INC

2 patents

ROBERTS JOHN D

2 patents

(unassigned)

1 patent

LIFT ALL COMPANY INC

1 patent

UNIV VIRGINIA COMMONWEALTH

1 patent