Inventor · disambiguated record
Walter Callen
Also filed as: CALLEN WALTER · CALLEN WALTER N · CALLEN WALTER NILES
29 granted patents·8 pending applications·355 citations·filing 1997–2019
97Inventor score
Top patents by PatentIndex Score
37 records- 0195US7407677B2Enzymes having alpha amylase activity and methods of use thereofVERENIUM CORP·Filed 2002·Granted Aug 5, 2008·32 cites·36 claims
- 0294US8338131B2Amylases and methods for use in starch processingCALLEN WALTER·Filed 2010·Granted Dec 25, 2012·16 cites·21 claims
- 0394US7504120B2Xylanases, nucleic acids encoding them and methods for making and using themVERENIUM CORP·Filed 2003·Granted Mar 17, 2009·35 cites·45 claims
- 0494US7273740B2Enzymes having alpha amylase activity and methods of use thereofVERENIUM CORP·Filed 2002·Granted Sep 25, 2007·24 cites·38 claims
- 0593US5948666AIsolation and identification of polymerasesDIVERSA CORP·Filed 1997·Granted Sep 7, 1999·124 cites·13 claims
- 0690US7666633B2Enzymes having alpha amylase activity and methods of making and using themVERENIUM CORP·Filed 2006·Granted Feb 23, 2010·7 cites·24 claims
- 0788US7960148B2Glucanases, nucleic acids encoding them and methods for making and using themVERENIUM CORP·Filed 2004·Granted Jun 14, 2011·25 cites·29 claims
- 0887US9062295B2Recombinant polypeptidesVERENIUM CORP·Filed 2012·Granted Jun 23, 2015·3 cites·12 claims
- 0987US7560126B2Amylases, nucleic acids encoding them and methods for making and using themVERENIUM CORP·Filed 2003·Granted Jul 14, 2009·15 cites·49 claims
- 1087US7323336B2Enzymes having alpha amylase activity and methods of use thereofVERENIUM CORP·Filed 2002·Granted Jan 29, 2008·17 cites·27 claims
- 1187US2018334660A1Enzymes Having Alpha Amylase Activity and Methods of Making and Using ThemBASF ENZYMES LLC·Filed 2018·Application pending·0 cites
- 1284US10066222B2Amylases, nucleic acids encoding them and method of producing an oilBASF ENZYMES LLC·Filed 2017·Granted Sep 4, 2018·1 cites·8 claims
- 1384US7816108B2Methods for using polypeptides having amylase activity and nucleic acids encoding themSYNGENTA PARTICIPATIONS AG·Filed 2007·Granted Oct 19, 2010·2 cites·9 claims
- 1484US7659102B2Amylases, nucleic acids encoding them and methods for making and using themVERENIUM CORP·Filed 2003·Granted Feb 9, 2010·7 cites·22 claims
- 1583US7547534B2Methods for making a composition to treat a wood, a pulp or a paperVERENIUM CORP·Filed 2003·Granted Jun 16, 2009·10 cites·27 claims
- 1681US7781201B2Polypeptides having amylase activity and methods of making and using themSYNGENTA PARTICIPATIONS AG·Filed 2007·Granted Aug 24, 2010·2 cites·15 claims
- 1780US8334118B2Enzymes having alpha amylase activity and methods of making and using themCALLEN WALTER·Filed 2009·Granted Dec 18, 2012·1 cites·16 claims
- 1879US9701950B2Amylases, nucleic acids encoding them and methods for making and using themBASF ENZYMES LLC·Filed 2015·Granted Jul 11, 2017·1 cites·2 claims
- 1977US7785855B2Nucleic acids encoding polypeptides having amylase activity and methods of making and using themSYNGENTA PARTICIPATIONS AG·Filed 2007·Granted Aug 31, 2010·2 cites·21 claims
- 2077US7759093B2Amylases, nucleic acids encoding them and methods for making and using themVERENIUM CORP·Filed 2004·Granted Jul 20, 2010·7 cites·21 claims
- 2176US8222035B2Amylases, nucleic acids encoding them and methods for making and using themCALLEN WALTER·Filed 2010·Granted Jul 17, 2012·2 cites·10 claims
- 2275US9765319B2Xylanases, nucleic acids encoding them and methods for making and using themBP CORP NORTH AMERICA INC·Filed 2013·Granted Sep 19, 2017·1 cites·33 claims
- 2371US10047350B2Enzymes having alpha amylase activity and methods of making and using themBASF ENZYMES LLC·Filed 2016·Granted Aug 14, 2018·0 cites·13 claims
- 2471US8148126B2PolymeraseCALLEN WALTER N·Filed 2010·Granted Apr 3, 2012·1 cites·5 claims
- 2571US2020085070A1Amylases, Nucleic Acids Encoding Them and Methods for Making and Using ThemBASF ENZYMES LLC·Filed 2019·Application pending·0 cites
- 2667US2013224800A1Enzymes Having Alpha Amylase Activity and Methods of Making and Using themVERENIUM CORP·Filed 2012·Application pending·0 cites
- 2765US6492511B2Isolation and identification of novel polymerasesDIVERSA CORP·Filed 1999·Granted Dec 10, 2002·15 cites·9 claims
- 2864US8728769B2Xylanases, nucleic acids encoding them and methods for making and using themSTEER BRIAN·Filed 2009·Granted May 20, 2014·0 cites·41 claims
- 2962US9422536B2Glucanases, nucleic acids encoding them and methods for making and using themBP CORP NORTH AMERICA INC·Filed 2013·Granted Aug 23, 2016·0 cites·30 claims
- 3060US7056703B2Polypeptides having polymerase activity and methods of use thereofDIVERSA CORP·Filed 2001·Granted Jun 6, 2006·3 cites·24 claims
- 3160US7049101B1Enzymes having high temperature polymerase activity and methods of use thereofDIVERSA CORP·Filed 2000·Granted May 23, 2006·2 cites·1 claims
- 3255US2012237981A1Amylases, nucleic acids encoding them and methods for making and using themCALLEN WALTER·Filed 2012·Application pending·0 cites
- 3354US2017130215A1Glucanases, nucleic acids encoding them and methods for making and using themBP CORP NORTH AMERICA INC·Filed 2016·Application pending·0 cites
- 3452US2012021490A1Glucanases, nucleic acids encoding them and methods for making and using themSTEER BRIAN·Filed 2011·Application pending·0 cites
- 3550US7781198B2Polymerase-encoding nucleic acids and method of making and using themVERENIUM CORP·Filed 2001·Granted Aug 24, 2010·0 cites·28 claims
- 3650US2006281908A1Xylose isomerases, nucleic acids encoding them and methods for making and using themCALLEN WALTER·Filed 2003·Application pending·0 cites
- 3746US2009324574A1Esterases and Related Nucleic Acids and MethodsVERENIUM CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →