P

Inventor

FRANK JOHN W

US21 patents
⚠️ This page may combine multiple inventors who share the name “FRANK JOHN W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3M INNOVATIVE PROPERTIES CO

9 patents

MINNESOTA MINING & MFG

5 patents

FRANK JOHN W

2 patents

HANSEN RICHARD G

2 patents

(unassigned)

1 patent

MUELLER GERALD E

1 patent

HARDY CORDELL M

1 patent