Individual holder
CHERN SHYH Y
TW·4 granted patents·87 citations·filing 1989–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0181US4987803APower wrenchCHERN SHYH Y·Filed 1990·Granted Jan 29, 1991·54 cites·2 claims
- 0252US4987802APower wrenchCHERN SHYH Y·Filed 1990·Granted Jan 29, 1991·18 cites·2 claims
- 0343US4873898ARatchetless reversible wrenchCHERN SHYH Y·Filed 1989·Granted Oct 17, 1989·11 cites·1 claims
- 0426US5182959AAnti-roll device for motor vehiclesCHERN SHYH Y·Filed 1991·Granted Feb 2, 1993·4 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →