Inventor · disambiguated record
Kai Feng
Also filed as: FENG KAI · FENG KAI-CHIA
9 granted patents·1 pending application·138 citations·filing 2003–2020
86Inventor score
Files withSpecGx LLC4SIPIX IMAGING INC3CHANGZHOU ZHONGYING SCIENCE & TECH CO LTD1SIPIX CHEMICAL INC1WANG FEI1
Top patents by PatentIndex Score
10 records- 0197US7951938B2Fluorinated dyes or colorants and their usesSIPIX IMAGING INC·Filed 2008·Granted May 31, 2011·38 cites·14 claims
- 0294US7390901B2Fluorinated dyes or colorants and their usesSIPIX IMAGING INC·Filed 2004·Granted Jun 24, 2008·49 cites·22 claims
- 0393US7141688B2Fluorinated dye stabilizers in fluorinated dielectric solventSIPIX IMAGING INC·Filed 2003·Granted Nov 28, 2006·46 cites·62 claims
- 0480US7910205B2Release layer for in-mold decorationSIPIX CHEMICAL INC·Filed 2008·Granted Mar 22, 2011·5 cites·20 claims
- 0564US11583493B2Abuse deterrent immediate release formulations comprising non-cellulose polysaccharidesSpecGx LLC·Filed 2020·Granted Feb 21, 2023·0 cites·16 claims
- 0664US11517521B2Abuse deterrent immediate release formulations comprising non-cellulose polysaccharidesSpecGx LLC·Filed 2018·Granted Dec 6, 2022·0 cites·8 claims
- 0756US11617712B2Abuse deterrent immediate release formulations comprising non-cellulose polysaccharidesSpecGx LLC·Filed 2015·Granted Apr 4, 2023·0 cites·20 claims
- 0853US11065246B2Glucomannan containing pharmaceutical compositions with extended release and abuse deterrent propertiesSpecGx LLC·Filed 2017·Granted Jul 20, 2021·0 cites·18 claims
- 0952US2005255314A1Composition for release layer of in-mold decorationWANG FEI·Filed 2005·Application pending·0 cites
- 1042US11845840B2Polyphenol-modified hydrocarbon composition-based prepreg and copper clad laminate prepared therefromCHANGZHOU ZHONGYING SCIENCE & TECH CO LTD·Filed 2020·Granted Dec 19, 2023·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →