P

Inventor

BARKER DONALD

US23 patents
⚠️ This page may combine multiple inventors who share the name “BARKER DONALD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

(unassigned)

7 patents

ADVANCED BIOMATERIAL SYSTEMS I

4 patents

PRIVATIZER SYSTEMS INC

3 patents

IMMEDICA

2 patents

TRUMAN PRODUCTS

2 patents

ILLINOIS TOOL WORKS

1 patent

PRINCETON PRODUCTS INC

1 patent

BILCO CO

1 patent

BARKER DONALD

1 patent

BETTER PACKAGES INC

1 patent