Inventor · disambiguated record
Roman Ostapiak
Also filed as: OSTAPIAK ROMAN
3 granted patents·202 citations·filing 1974–1996
76Inventor score
Top patents by PatentIndex Score
3 records- 0192US4814962AZero voltage switching half bridge resonant converterAMERICAN TELEPHONE & TELEGRAPH·Filed 1988·Granted Mar 21, 1989·140 cites·17 claims
- 0288US3935527AInrush current limit circuit with reset response to lowered input voltageBELL TELEPHONE LABOR INC·Filed 1974·Granted Jan 27, 1976·54 cites·4 claims
- 0331US5739999ACurrent limiting circuitLUCENT TECHNOLOGIES INC·Filed 1996·Granted Apr 14, 1998·8 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →