Inventor · disambiguated record
Karl Wei Cao
Also filed as: CAO KARL WEI
5 granted patents·3 pending applications·60 citations·filing 2007–2021
77Inventor score
Top patents by PatentIndex Score
8 records- 0191US8101204B2Hard capsule composition and method of useCAO KARL WEI·Filed 2010·Granted Jan 24, 2012·27 cites·20 claims
- 0289US9579292B1Film forming hard capsule solutionCAO KARL WEI·Filed 2016·Granted Feb 28, 2017·4 cites·8 claims
- 0386US8101203B2Hard capsule composition and method of useCAO KARL WEI·Filed 2010·Granted Jan 24, 2012·27 cites·21 claims
- 0478US9700518B1Dip molding process for the manufacture of hard capsule shellsCAO KARL WEI·Filed 2016·Granted Jul 11, 2017·2 cites·15 claims
- 0561US12257349B2Compartmented hard shell capsule and apparatus and method for forming, filling, and encapsulating a compartmented hard shell capsuleCAO KARL WEI·Filed 2021·Granted Mar 25, 2025·0 cites·6 claims
- 0652US2008274187A1Hard capsule composition and method of useJ C BRIGHT M LTD·Filed 2007·Application pending·0 cites
- 0747US2021154099A1Top liquid fill method and apparatus for hard capsulesCAO KARL WEI·Filed 2019·Application pending·0 cites
- 0838US2011171281A1Soft capsule composition and method of useCAO KARL WEI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →