Inventor · disambiguated record
Helen Leong
Also filed as: LEONG HELEN · LEONG HELEN C
5 granted patents·398 citations·filing 1987–1993
86Inventor score
Top patents by PatentIndex Score
5 records- 0191US5156843AFabric impregnated with functional substances for controlled releaseADVANCED POLYMER SYSTEMS INC·Filed 1989·Granted Oct 20, 1992·100 cites·32 claims
- 0284US4855144ASynthetic melanin aggregatesADVANCED POLYMER SYSTEMS INC·Filed 1988·Granted Aug 8, 1989·87 cites·34 claims
- 0379US5073365AClinical and personal care articles enhanced by lubricants and adjuvantsADVANCED POLYMER SYSTEMS·Filed 1989·Granted Dec 17, 1991·137 cites·18 claims
- 0478US4806360ASynthetic melanin aggregatesADVANCED POLYMER SYSTEMS INC·Filed 1987·Granted Feb 21, 1989·64 cites·29 claims
- 0542US5286979AProcess for absorbing ultraviolet radiation using dispersed melaninBERLINER DAVID L·Filed 1993·Granted Feb 15, 1994·10 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →