Inventor · disambiguated record
Yvonne H. Frentzen
Also filed as: FRENTZEN YVONNE H · FRENTZEN YVONNE HELENE
8 granted patents·124 citations·filing 1994–2004
86Inventor score
Top patents by PatentIndex Score
8 records- 0186US5840773AProcess for recovering and recycling polyamide from carpet wasteDSM NV·Filed 1996·Granted Nov 24, 1998·64 cites·17 claims
- 0277US5668277ADepolymerization of polyamidesDSM NV·Filed 1996·Granted Sep 16, 1997·24 cites·20 claims
- 0354US6111099AProcess for the recovery of caprolactam from waste containing nylonDSM NV·Filed 1998·Granted Aug 29, 2000·17 cites·10 claims
- 0454US5556890AReclaiming ε-caprolactam from carpet wasteDSM NV·Filed 1994·Granted Sep 17, 1996·6 cites·14 claims
- 0546US6191274B1Recovery of ε-caprolactamDSM NV·Filed 1998·Granted Feb 20, 2001·3 cites·6 claims
- 0641US6706153B2Process for the separation of a ketoxime or aldoxime from an amideDSM NV·Filed 1999·Granted Mar 16, 2004·2 cites·26 claims
- 0736US6020486ADepolymerization of polyamidesDSM NV·Filed 1998·Granted Feb 1, 2000·8 cites·15 claims
- 0827US8080630B2Process for preparing a melt-processable polyamide compositionVAN GEENEN ALBERT A·Filed 2004·Granted Dec 20, 2011·0 cites·10 claims
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