Inventor
LOEHR GERNOT
DE53 patents
⚠️ This page may combine multiple inventors who share the name “LOEHR GERNOT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
33 patentsUS7041728B2May 9, 2006
Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant
3M INNOVATIVE PROPERTIES CO138 citations99
US6833403B1Dec 21, 2004
Aqueous dispersions of fluoropolymers
3M INNOVATIVE PROPERTIES CO155 citations98
US6794550B2Sep 21, 2004
Method of making an aqueous dispersion of fluoropolymers
3M INNOVATIVE PROPERTIES CO106 citations98
US6593416B2Jul 15, 2003
Fluoropolymers
3M INNOVATIVE PROPERTIES CO76 citations98
US6720360B1Apr 13, 2004
Ultra-clean fluoropolymers
3M INNOVATIVE PROPERTIES CO84 citations97
US6706193B1Mar 16, 2004
Method for recovering fluorinated emulsifiers from aqueous phases
3M INNOVATIVE PROPERTIES CO123 citations97
US6825250B2Nov 30, 2004
Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions
3M INNOVATIVE PROPERTIES CO82 citations96
US6642415B1Nov 4, 2003
Method for recovering fluorinated emulsifiers
3M INNOVATIVE PROPERTIES CO60 citations96
US6541588B1Apr 1, 2003
Tetrafluoroethylene/hexafluoropropylene copolymers with higher drawability
3M INNOVATIVE PROPERTIES CO50 citations96
US7462667B2Dec 9, 2008
Primer coating of PTFE for metal substrates
3M INNOVATIVE PROPERTIES CO20 citations92
US7342066B2Mar 11, 2008
Aqueous dispersions of polytetrafluoroethylene particles
3M INNOVATIVE PROPERTIES CO43 citations92
US7064170B2Jun 20, 2006
Emulsifier free aqueous emulsion polymerization to produce copolymers of a fluorinated olefin and hydrocarbon olefin
3M INNOVATIVE PROPERTIES CO50 citations92
US6943228B2Sep 13, 2005
Ultraclean fluoroelastomer suitable for use in the manufacturing of electronic components
3M INNOVATIVE PROPERTIES CO23 citations92
US6677414B2Jan 13, 2004
Aqueous emulsion polymerization process for the manufacturing of fluoropolymers
3M INNOVATIVE PROPERTIES CO37 citations92
US6610807B2Aug 26, 2003
Fluoropolymers with improved characteristics
3M INNOVATIVE PROPERTIES CO17 citations92
US6696526B1Feb 24, 2004
Mixtures of thermoplastic fluoropolymers
3M INNOVATIVE PROPERTIES CO27 citations91
US6693164B2Feb 17, 2004
High purity fluoropolymers
3M INNOVATIVE PROPERTIES CO26 citations91
US6867261B2Mar 15, 2005
Aqueous dispersion of fluoropolymers of different particle size
3M INNOVATIVE PROPERTIES CO16 citations90
US6566452B1May 20, 2003
Aqueous dispersion of fluoropolymers of varying particle size
3M INNOVATIVE PROPERTIES CO23 citations90
US6825300B2Nov 30, 2004
Process for making a fluoropolymer having nitrile end groups
3M INNOVATIVE PROPERTIES CO14 citations84
US7358296B2Apr 15, 2008
Aqueous dispersions of fluoropolymers
3M INNOVATIVE PROPERTIES CO14 citations83
US6812310B2Nov 2, 2004
Process for producing fluoropolymers having a reduced amount of polar end groups
3M INNOVATIVE PROPERTIES CO15 citations83
US7294668B2Nov 13, 2007
Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant
3M INNOVATIVE PROPERTIES CO8 citations74
US7094839B2Aug 22, 2006
Process for making a fluoroelastomer
3M INNOVATIVE PROPERTIES CO8 citations74
US6933357B2Aug 23, 2005
Ultra-clean fluoropolymers
3M INNOVATIVE PROPERTIES CO10 citations73
US6884860B1Apr 26, 2005
Fluoroelastomer copolymer based on tetrafluoroethylene, chlorotrifluoroethylene, hexafluoropropylene and vinylidene fluoride
3M INNOVATIVE PROPERTIES CO7 citations73
US6623680B2Sep 23, 2003
Tetrafluoroethylene/hexafluoropropylene copolymers with higher drawability
3M INNOVATIVE PROPERTIES CO9 citations73
US6919015B2Jul 19, 2005
Process for manufacturing fluoroolefins
3M INNOVATIVE PROPERTIES CO9 citations71
US7754914B2Jul 13, 2010
Method of recovering fluorinated acid surfactants from adsorbent particles loaded therewith
3M INNOVATIVE PROPERTIES CO2 citations62
USRE40902ESep 1, 2009
Tetrafluoroethylene/hexafluoropropylene copolymers with higher drawability
3M INNOVATIVE PROPERTIES CO3 citations62
US7252744B2Aug 7, 2007
Treatment of fluorocarbon feedstocks
3M INNOVATIVE PROPERTIES CO2 citations61
US6713141B2Mar 30, 2004
Mixtures of thermoplastic fluoropolymers
3M INNOVATIVE PROPERTIES CO4 citations61
US7250540B2Jul 31, 2007
Process for manufacturing fluoroolefins
3M INNOVATIVE PROPERTIES CO2 citations60
HOECHST AG
12 patentsUS5530078AJun 25, 1996
Preparation of a modified polytetrafluoroethylene and use thereof
HOECHST AG66 citations96
US5312935AMay 17, 1994
Purification of fluorinated carboxylic acids
HOECHST AG67 citations96
US5276261AJan 4, 1994
Process for the preparation of tetrafluoroethylene polymers
HOECHST AG57 citations96
US5576381ANov 19, 1996
Aqueous dispersion of fluoropolymers, its preparation and use for coatings
HOECHST AG74 citations94
US4808651AFeb 28, 1989
Solutions of fluoropolymers, and their use
HOECHST AG34 citations92
US4933388AJun 12, 1990
Solutions of copolymers of the tetrafluoroethylene/ethylene type
HOECHST AG20 citations81
US4395500AJul 26, 1983
Protective colloid-free plastics dispersion having a bimodal particle size distribution
HOECHST AG27 citations81
US5589558ADec 31, 1996
Process for the preparation of modified polytetrafluoroethylene and its use
HOECHST AG5 citations73
US5576402ANov 19, 1996
Process for the preparation of a modified polytetrafluoroethylene and its use
HOECHST AG8 citations73
US4859755AAug 22, 1989
Crosslinkable, fluorine-containing copolymers as binders for highly weather-resistant surface coatings
HOECHST AG8 citations72
US4584343AApr 22, 1986
Crosslinkable fluorine-containing copolymers, surface-coatings based on these copolymers, and the use thereof
HOECHST AG16 citations70
US5153285AOct 6, 1992
Process for the preparation of tetrafluoroethylene polymer in aqueous suspension
HOECHST AG17 citations69
DYNEON GMBH
3 patentsUS6436244B1Aug 20, 2002
Process for the elution of fluorinated emulsifiers
DYNEON GMBH56 citations95
US5861464AJan 19, 1999
Process for the after-treatment of thermoplastic fluoropolymers
DYNEON GMBH19 citations89
US6099774AAug 8, 2000
Process for non-free flowable molding powders of modified polytetrafluoroethylenes
DYNEON GMBH5 citations73
DYNEON LLC
2 patentsShowing the top 50 of 53 patents by PatentIndex Score.