P

Inventor

HELMLINGER DAVID

US13 patents
⚠️ This page may combine multiple inventors who share the name “HELMLINGER DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OPEX CORP

10 patents

DEWITT ROBERT R

1 patent

HELMLINGER DAVID

1 patent

SULLIVAN MICHAEL

1 patent