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ZINPRO CORP
US40 patents
Top patents by PatentIndex Score
US5885610AMar 23, 1999
By-pass rumen product
ZINPRO CORP63 citations96
US5698724ADec 16, 1997
Amino acid metal complexes using hydrolyzed protein as the amino acid source and methods re same
ZINPRO CORP70 citations96
US5278329AJan 11, 1994
L-form 1:1 metal methionine complexes
ZINPRO CORP67 citations96
US4900561AFeb 13, 1990
Copper complexes of alpha-amino acids that contain terminal amino groups, and their use as nutritional supplements
ZINPRO CORP53 citations96
US4021569AMay 3, 1977
Method of nutritional supplementation for zinc and methionine by ingesting 1:1 zinc methionine complexes
ZINPRO CORP66 citations96
US3950372AApr 13, 1976
1:1 Manganese alpha amino acid complexes
ZINPRO CORP58 citations96
US3941818AMar 2, 1976
1:1 Zinc methionine complexes
ZINPRO CORP101 citations96
US4067994AJan 10, 1978
Iron methionine complex salts
ZINPRO CORP66 citations94
US4956188ASep 11, 1990
Copper complexes with alpha hydroxy organic acids and their use as nutritional supplements
ZINPRO CORP46 citations93
US7129375B2Oct 31, 2006
Metal complexes of α amino dicarboxylic acids
ZINPRO CORP14 citations92
US6911550B2Jun 28, 2005
Derivatives of seleno-amino acids with improved bioavailability and method for their preparation
ZINPRO CORP22 citations92
US5583243ADec 10, 1996
Salts of alpha-hydroxy aliphatic carboxylic acids and uses thereof
ZINPRO CORP41 citations92
US5430164AJul 4, 1995
Enhanced solubilization of zinc and manganese methionine complex salts by addition of ferric ion
ZINPRO CORP20 citations92
US4948594AAug 14, 1990
Copper complexes of alpha-amino acids that contain terminal amino groups, and their use as nutritional supplements
ZINPRO CORP43 citations92
US4678854AJul 7, 1987
Cobalt complexes and their use as nutritional supplements
ZINPRO CORP29 citations92
US4670269AJun 2, 1987
Cobalt complexes and their use as nutritional supplements
ZINPRO CORP27 citations92
US4039681AAug 2, 1977
Zinc methionine complex for acne treatment
ZINPRO CORP42 citations92
US4764633AAug 16, 1988
Ferric ion catalyzed complexation of zinc and/or manganese with alpha amino acids
ZINPRO CORP39 citations90
US5061815AOct 29, 1991
Metal lysine complexes and method for producing metal lysine complexes
ZINPRO CORP148 citations89
US7022351B2Apr 4, 2006
Composition for supplementing animals with solutions of essential metal amino acid complexes
ZINPRO CORP17 citations84
US7846471B2Dec 7, 2010
Rumen protected essential amino acids
ZINPRO CORP5 citations74
US7247328B2Jul 24, 2007
Chromium (III) alpha amino acid complexes
ZINPRO CORP5 citations74
US7220426B2May 22, 2007
Metal complexes of alpha amino dicarboxylic acids
ZINPRO CORP7 citations74
US10034843B2Jul 31, 2018
Odor free volatile fatty acids as an energy source for ruminants, swine and poultry
ZINPRO CORP2 citations66
US7704521B2Apr 27, 2010
Rumen protected essential amino acids
ZINPRO CORP5 citations65
US6541051B2Apr 1, 2003
Preparation of metal complexes of amino acids obtained by hydrolysis of soy protein
ZINPRO CORP5 citations63
US10524489B2Jan 7, 2020
Method and composition to control rumen release of cobalt to rumen bacteria for making vitamin B12
ZINPRO CORP0 citations52
US10219528B2Mar 5, 2019
Folic acid, metal complexes for rumen by-pass nutritional supplementation of ruminants
ZINPRO CORP0 citations52
US10206415B2Feb 19, 2019
Folic acid rumen by-pass method and composition
ZINPRO CORP0 citations52
US9427001B2Aug 30, 2016
Enhanced bioavailable iodine molecules
ZINPRO CORP0 citations52
US9392810B2Jul 19, 2016
Enhanced bioavailable iodine molecules
ZINPRO CORP0 citations52
US9144246B2Sep 29, 2015
Enhanced bioavailable iodine molecules
ZINPRO CORP0 citations52
US7586003B2Sep 8, 2009
Derivatives of seleno-amino acids
ZINPRO CORP0 citations52
US7445803B2Nov 4, 2008
Chromium (III) alpha amino acid complexes
ZINPRO CORP0 citations52
US6682941B2Jan 27, 2004
Method for the determination of the components of metal protein complexes
ZINPRO CORP0 citations52
US6589794B2Jul 8, 2003
Method for the analysis of the metal chelates of amino acids
ZINPRO CORP0 citations52
US8968807B1Mar 3, 2015
Use of ethylene diamine metal complexes to deliver highly absorbable metals for animal nutrition
ZINPRO CORP1 citations48
US8051807B2Nov 8, 2011
Sow chute and hoist
ZINPRO CORP6 citations46
US10034946B2Jul 31, 2018
Odor free milk production enhancers for ruminants
ZINPRO CORP1 citations45
US7883730B2Feb 8, 2011
Rumen protected lysine
ZINPRO CORP0 citations42