Inventor · disambiguated record
Hei Ling Helen Chan
Also filed as: CHAN HEI LING HELEN
3 granted patents·2 pending applications·7 citations·filing 2004–2011
56Inventor score
Top patents by PatentIndex Score
5 records- 0176US8252290B2Herbal composition for treatment of insomnia and other related disorders and a method of preparing the sameCHAN HEI LING HELEN·Filed 2008·Granted Aug 28, 2012·7 cites·17 claims
- 0251US7318939B2Herbal formulation for treatment of depression and other related disorders and method of preparing the sameVITA GREEN HEALTH PRODUCTS CO·Filed 2006·Granted Jan 15, 2008·0 cites·23 claims
- 0348US2009247497A1Formulation and use of ergosta-7,22-dien-3beta-olCHAN HEI LING HELEN·Filed 2009·Application pending·0 cites
- 0443US7311931B2Herbal preparation for jointsVITA GREEN HEALTH PRODUCTS CO·Filed 2004·Granted Dec 25, 2007·0 cites·21 claims
- 0534US2012046265A1USE OF ERGOSTA-7,22-DIEN-3beta-OL IN THE TREATMENT OF CANCERCHAN HEI LING HELEN·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →