Inventor

MURPHY JOHN MICHAEL

3 patents

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

MURPHY JOHN MICHAEL

1 patent

US3933305AJan 20, 1976

Asset value calculators

MURPHY JOHN MICHAEL121 citations89

BAUMGARTNER FRANKLIN W

1 patent

US4012163AMar 15, 1977

Wind driven power generator

BAUMGARTNER FRANKLIN W135 citations88

EXCHEM HOLDINGS

1 patent

US3987635AOct 26, 1976

Method of reinforcing rock strata

EXCHEM HOLDINGS2 citations56