Individual holder
WILLY ERAZM A
US·3 granted patents·90 citations·filing 1980–1983
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0191USD286399SSpeaker diaphragmWILLY ERAZM A·Filed 1983·Granted Oct 28, 1986·46 cites·1 claims
- 0277US4532383AElectroacoustic transducer having a variable thickness diaphragmWILLY ERAZM A·Filed 1980·Granted Jul 30, 1985·40 cites·34 claims
- 0344USD286771SCombined speaker diaphragm and baffle thereforWILLY ERAZM A·Filed 1983·Granted Nov 18, 1986·4 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →