P

Inventor

FRANCIS RICHARD W

US9 patents
⚠️ This page may combine multiple inventors who share the name “FRANCIS RICHARD W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GUNTERT & ZIMMERMAN CONST DIV

7 patents

GUNTERT & ZIMMERMAN CONST DIV INC

1 patent

PENTAX OF AMERICAN INC

1 patent