Assignee
FREEMAN ALBERT J
4 granted patents·101 citations·filing 1980–1995
Top patents by PatentIndex Score
4 records- 0170US4320611AFire retardant sealFREEMAN ALBERT J·Filed 1980·Granted Mar 23, 1982·36 cites·9 claims
- 0261US4408196ASeismic alarm systemFREEMAN ALBERT J·Filed 1981·Granted Oct 4, 1983·21 cites·17 claims
- 0355US4528559ASeismic actuation systemFREEMAN ALBERT J·Filed 1983·Granted Jul 9, 1985·19 cites·18 claims
- 0451US5661284ACommercial transaction systemFREEMAN ALBERT J·Filed 1995·Granted Aug 26, 1997·25 cites·33 claims
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