Charles W. Helpert

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Durham, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Process and composition for soil improvement by reducing microbiall...
- Patent number 6,369,003
- Issue date Apr 9, 2002
- BASF Aktiengesellschaft
- Wilhelm Rademacher
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Plant growth retardants in combination with inhibitors of ethylene...
- Patent number 5,869,424
- Issue date Feb 9, 1999
- BASF Corporation
- Wihelm Rademacher
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Encapsulated plant growth regulator formulations and applications
- Patent number 5,861,360
- Issue date Jan 19, 1999
- BASF Corporation
- Wilhelm Rademacher
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING