P

Inventor

VERHAAGEN DONALD R

US4 patents
⚠️ This page may combine multiple inventors who share the name “VERHAAGEN DONALD R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DIETERICH TECHNOLOGY HOLDING C

2 patents

DIETERICH STANDARD CORP

1 patent

DIETERICH STANDARD INC

1 patent