Inventor
HEWEL MANFRED
CH37 patents
⚠️ This page may combine multiple inventors who share the name “HEWEL MANFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INVENTA AG
14 patentsUS5859147AJan 12, 1999
Amorphous, transparent polyamide compositions and articles having reduced flammability
INVENTA AG32 citations92
US5612446AMar 18, 1997
Transparent polyamide and multi-ply barrier films containing same
INVENTA AG19 citations92
US5418068AMay 23, 1995
Multi-layer composite for reusable multi-layer packs
INVENTA AG40 citations87
US6831137B2Dec 14, 2004
Impact resistant transparent polyamide alloys
INVENTA AG19 citations81
US6150474ANov 21, 2000
Polyamid-polyketon-blends
INVENTA AG13 citations74
US5723567AMar 3, 1998
Copolyamides
INVENTA AG15 citations73
US5700900ADec 23, 1997
Copolyamides with long-chain polyamide units
INVENTA AG11 citations73
US5686192ANov 11, 1997
Transparent polyamide and multi-ply barrier films containing same
INVENTA AG12 citations73
US5663229ASep 2, 1997
Ternary polymer mixture and its use
INVENTA AG10 citations73
US6153677ANov 28, 2000
Flame-retardant thermoplastic polyamide molding composition and article molded therefrom
INVENTA AG7 citations68
US5990270ANov 23, 1999
Amorphous, transparent polyamide compositions and articles having reduced flammability
INVENTA AG2 citations62
US4943625AJul 24, 1990
Adhesive copolyamide composition based on phenylene containing diamine
INVENTA AG4 citations56
USRE39207EJul 25, 2006
Anti-static and peroxide-stable molding compounds
INVENTA AG0 citations52
US6284334B1Sep 4, 2001
Multi-layer thermoplastic composites
INVENTA AG0 citations52
EMS PATENT AG
10 patentsUS8383244B2Feb 26, 2013
Semiaromatic molding compounds and uses thereof
EMS PATENT AG32 citations92
US9963591B2May 8, 2018
Polyamide molding material and moldings manufactured from same
EMS PATENT AG18 citations85
US10144805B2Dec 4, 2018
Copolyamides, moulding compounds comprising these and moulded articles produced therefrom
EMS PATENT AG11 citations84
US7927710B2Apr 19, 2011
Semiaromatic polyamide molding compositions and their use
EMS PATENT AG19 citations84
US11091605B2Aug 17, 2021
Polyamide moulding composition, in particular for the production of mouldings in the drinking water sector
EMS PATENT AG2 citations73
US9862827B2Jan 9, 2018
Polyamide moulding compositions, process for production thereof and use of these polyamide moulding compositions
EMS PATENT AG2 citations72
US10899527B2Jan 26, 2021
Method and container for storage and transport of polyamide granulates and correspondingly stored or transported polyamide granulate and also moulded articles produced therefrom
EMS PATENT AG6 citations70
US9290635B2Mar 22, 2016
Polyamide sheet silicate compositions
EMS PATENT AG2 citations54
US10767011B2Sep 8, 2020
Transparent polyamide moulding compositions with high tensile strain at break
EMS PATENT AG0 citations41
US10450459B2Oct 22, 2019
High temperature-resistant polyamide moulding compounds and uses thereof especially in the automotive sector
EMS PATENT AG0 citations41
EMS CHEMIE AG
5 patentsUS6296920B1Oct 2, 2001
Reversible thermotropic plastics molding compound, method for its manufacture and its utilization
EMS CHEMIE AG21 citations89
US7151127B2Dec 19, 2006
Use of thermoplastic polyamide molding compositions with reduced formation of solid deposits and/or coverings
EMS CHEMIE AG6 citations62
US7179855B2Feb 20, 2007
Polyamide molding compositions containing prepolymeric polyamides, a method for the preparation thereof and the use thereof
EMS CHEMIE AG4 citations60
US11981813B2May 14, 2024
Polyamide molding compounds for hypochlorite-resistant applications
EMS CHEMIE AG1 citations59
US12398269B2Aug 26, 2025
Method of manufacturing a mold that is resistant to hypochlorite
EMS CHEMIE AG0 citations48