Ralph J. Koerner

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Ramona, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Quilting method and apparatus using frame with motion detector
- Patent number 7,373,891
- Issue date May 20, 2008
- Ralph J. Koerner
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Stitching method and apparatus employing thread payout detection
- Patent number 7,210,417
- Issue date May 1, 2007
- Ralph James Koerner
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Grant
Quilting method and apparatus
- Patent number 6,883,446
- Issue date Apr 26, 2005
- Ralph J. Koerner
- D05 - SEWING EMBROIDERING TUFTING

Patents Applicationslast 30 patents

Information Patent Application
Quilting Method and Apparatus Using Frame with Motion Detector
- Publication number 20070221108
- Publication date Sep 27, 2007
- Ralph J. Koerner
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Stitching method and apparatus employing thread payout detection
- Publication number 20060213413
- Publication date Sep 28, 2006
- Ralph James Koerner
- D05 - SEWING EMBROIDERING TUFTING
Information Patent Application
Quilting method and apparatus
- Publication number 20050016428
- Publication date Jan 27, 2005
- Ralph J. Koerner
- D05 - SEWING EMBROIDERING TUFTING