David L. Caldwell

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Greenville, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Filament guide assembly especially useful in combination with filam...
- Patent number 6,067,928
- Issue date May 30, 2000
- BASF Corporation
- Carl R. Holzer
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Off-winding yarn by magnetic levitation
- Patent number 6,010,092
- Issue date Jan 4, 2000
- BASF Corporation
- Carl R. Holzer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of making spun yarn packages multiple individually separable...
- Patent number 5,665,293
- Issue date Sep 9, 1997
- BASF Corporation
- Theodore G. Karageorgiou
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING