Inventor · disambiguated record
Gerhard Coufal
Also filed as: COUFAL GERHARD
14 granted patents·2 pending applications·125 citations·filing 1990–2006
92Inventor score
Files withAGROLINZ MELAMIN GMBH10AMI AGROLINZ MELAMINE INT GMBH3AGROLINZ MELANIN GMBH1CHEMIE LINZ GMBH1
Top patents by PatentIndex Score
16 records- 0176US6815545B2Method for producing melamineAGROLINZ MELAMIN GMBH·Filed 2001·Granted Nov 9, 2004·16 cites·6 claims
- 0275US6586629B1Method of introducing melamine off-gases into a urea plantAGROLINZ MELAMIN GMBH·Filed 1999·Granted Jul 1, 2003·15 cites·9 claims
- 0374US5721363AProcess for the production of highly pure melamineAGROLINZ MELAMIN GMBH·Filed 1995·Granted Feb 24, 1998·29 cites·10 claims
- 0473US6870050B2Method for the production of melamineAGROLINZ MELAMIN GMBH·Filed 2001·Granted Mar 22, 2005·7 cites·18 claims
- 0572US6355797B2Process for cooling melamineAGROLINZ MELAMIN GMBH·Filed 2001·Granted Mar 12, 2002·5 cites·19 claims
- 0671US7041822B2Method for purifying a melamine meltAMI AGROLINZ MELAMINE INT GMBH·Filed 2002·Granted May 9, 2006·5 cites·9 claims
- 0770US6790956B1Method for producing pure melamineAGROLINZ MELAMIN GMBH·Filed 1999·Granted Sep 14, 2004·14 cites·12 claims
- 0870US5087384AMelamine preparation and stable dispersion of melamine in polyether polyolsCHEMIE LINZ GMBH·Filed 1990·Granted Feb 11, 1992·17 cites·8 claims
- 0964US7311759B2Process for purifying off-gases of a melamine plantAMI AGROLINZ MELAMINE INT GMBH·Filed 2002·Granted Dec 25, 2007·11 cites·15 claims
- 1059US6870051B2Process for purifying melamine-containing ammoniaAGROLINZ MELAMIN GMBH·Filed 2001·Granted Mar 22, 2005·1 cites·10 claims
- 1157US6380385B1Process for the preparation of pure melamineAGROLINZ MELANIN GMBH·Filed 2001·Granted Apr 30, 2002·3 cites·21 claims
- 1255US7022848B2Process for the production of melamineAGROLINZ MELAMIN GMBH·Filed 2004·Granted Apr 4, 2006·2 cites·7 claims
- 1341US2009035579A1Solid particles, method and device for the production thereofAMI AGROLINZ MELAMINE INT GMBH·Filed 2006·Application pending·0 cites
- 1440US6603001B1Process for preparing solid melamineAGROLINZ MELAMIN GMBH·Filed 2000·Granted Aug 5, 2003·0 cites·19 claims
- 1532US6410727B1Method for purifying melamineAGROLINZ MELAMIN GMBH·Filed 1999·Granted Jun 25, 2002·0 cites·8 claims
- 1631US2004073027A1Method for purifying by-product gases from a melamine manufacturing installationFiled 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Gerhard Coufal files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →