P

Inventor

HEN JOHN

US27 patents
⚠️ This page may combine multiple inventors who share the name “HEN JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MOBIL OIL CORP

11 patents

BIOLIFE LLC

11 patents

ENGELHARD CORP

3 patents

HEN JOHN

1 patent

UNIROYAL INC

1 patent