Individual holder
PUSZTASZERI STEPHEN F
3 granted patents·78 citations·filing 1974–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0190US4355175AMethod for recovery of terephthalic acid from polyester scrapPUSZTASZERI STEPHEN F·Filed 1981·Granted Oct 19, 1982·72 cites·11 claims
- 0259US4014900APurification of 2-pyrrolidonePUSZTASZERI STEPHEN F·Filed 1974·Granted Mar 29, 1977·6 cites·10 claims
- 0322US4104260APoly-2-pyrrolidone prepared with inert drying agentPUSZTASZERI STEPHEN F·Filed 1976·Granted Aug 1, 1978·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →