Inventor · disambiguated record
Qiu Tan
Also filed as: TAN QIU
3 granted patents·55 citations·filing 1994–2015
71Inventor score
Top patents by PatentIndex Score
3 records- 0186US5648561AProcess for the production of high purity and ultrapure bisphenol-ACHINA PETROCHEMICAL CORP·Filed 1994·Granted Jul 15, 1997·36 cites·25 claims
- 0278US10377747B22-arylamino pyridine, pyrimidine or triazine derivatives, preparation method and use thereofWUXI SHUANGLIANG BIOTECHNOLOGY CO LTD·Filed 2015·Granted Aug 13, 2019·3 cites·21 claims
- 0347US5759942AIon exchange resin catalyst for the synthesis of bisphenols and the process for preparing the sameCHINA PETROCHEMICAL CORP·Filed 1995·Granted Jun 2, 1998·16 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →