Individual holder
SONNEVILLE ROGER P
5 granted patents·69 citations·filing 1974–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0167US4066212ASpring rail clip with tightening limiting featureSONNEVILLE ROGER P·Filed 1976·Granted Jan 3, 1978·25 cites·12 claims
- 0267US3948010AReinforcing device for an element of prestressed concreteSONNEVILLE ROGER P·Filed 1974·Granted Apr 6, 1976·20 cites·17 claims
- 0345US4085556ADevice for anchoring fixing means in a concrete elementSONNEVILLE ROGER P·Filed 1977·Granted Apr 25, 1978·14 cites·11 claims
- 0435US3994436AComposite railway tieSONNEVILLE ROGER P·Filed 1975·Granted Nov 30, 1976·7 cites·14 claims
- 0530US4378910AElastically yieldable device for fixing a rail on a supportSONNEVILLE ROGER P·Filed 1981·Granted Apr 5, 1983·3 cites·14 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →