Inventor · disambiguated record
Dean R. Hellwig
Also filed as: HELLWIG DEAN R
4 granted patents·1 pending application·57 citations·filing 1999–2004
79Inventor score
Top patents by PatentIndex Score
5 records- 0176US6858678B2Continuous bulk polymerization and esterification process and compositions including the polymeric productJOHNSON POLYMER LLC·Filed 2001·Granted Feb 22, 2005·14 cites·12 claims
- 0271US6689853B2Process for producing polymers by free radical polymerization and condensation reaction, and products related theretoJOHNSON POLYMER LLC·Filed 2001·Granted Feb 10, 2004·10 cites·3 claims
- 0364US6355727B1Continuous bulk polymerization and esterification processJOHNSON S C COMM MARKETS INC·Filed 1999·Granted Mar 12, 2002·17 cites·39 claims
- 0464US6346590B1Process for producing polymers by free radical polymerization and condensation reaction, and apparatus and products related theretoJOHNSON S C COMM MARKETS INC·Filed 1999·Granted Feb 12, 2002·16 cites·162 claims
- 0540US2005059782A1Continuous bulk polymerization and esterification process and compositionsFiled 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Dean R. Hellwig 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 →