Inventor · disambiguated record
Yuanzhen Zhong
Also filed as: ZHONG YUANZHEN
11 granted patents·237 citations·filing 1993–2006
92Inventor score
Top patents by PatentIndex Score
11 records- 0193US6667029B2Stable, aqueous cationic hydrogelISP INVESTMENTS INC·Filed 2001·Granted Dec 23, 2003·72 cites·13 claims
- 0286US7402327B2Use of surfactants to solubilize water-insoluble solids in beveragesPEPSICO INC·Filed 2003·Granted Jul 22, 2008·20 cites·55 claims
- 0376US8293300B2Anhydrous flavor delivery composition and methodZHONG YUANZHEN·Filed 2006·Granted Oct 23, 2012·3 cites·25 claims
- 0476US5502136AProcess for making substantially homogeneous copolymers of vinyl pyrrolidone and vinyl acetate which form clear aqueous solutionsISP INVESTMENTS INC·Filed 1994·Granted Mar 26, 1996·29 cites·5 claims
- 0576US5319041AProcess for the preparation of vinylpyrrolidone/vinyl acetate copolymersISP INVESTMENTS INC·Filed 1993·Granted Jun 7, 1994·29 cites·14 claims
- 0674US5395904AProcess for providing homogeneous copolymers of vinylpyrrolidone and vinyl acetate which form clear aqueous solutions having a high cloud pointISP INVESTMENTS INC·Filed 1993·Granted Mar 7, 1995·27 cites·11 claims
- 0769US5663258AStrongly swellable, moderately crosslinked copolymers of vinylpyrrolidone and vinyl acetateISP INVESTMENTS INC·Filed 1996·Granted Sep 2, 1997·22 cites·26 claims
- 0857US5534564AProcess for the color stabilization of an aqueous N-vinyl heterocyclic copolymer solutionISP INVESTMENTS INC·Filed 1994·Granted Jul 9, 1996·11 cites·12 claims
- 0949US5912312AHomogeneous copolymers containing vinyl pyrrolidone and 2-methylene-1,3-dioxepane and process for making sameISP INVESTMENTS INC·Filed 1998·Granted Jun 15, 1999·8 cites·9 claims
- 1047US5684105AProcess for providing homogeneous copolymers of vinylpyrrolidone and 3-dimethylaminopropyl methacrylamide (DMAPMA) which form clear aqueous solutions having high cloud pointsISP INVESTMENTS INC·Filed 1996·Granted Nov 4, 1997·8 cites·10 claims
- 1147US5604275AColor stabilized aqueous n-vinyl heterocyclic copolymer solutionsISP INVESTMENTS INC·Filed 1995·Granted Feb 18, 1997·8 cites·14 claims
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