Charles D. Zinsmeyer

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Ribbon cassette for a printer
- Patent number 5,383,733
- Issue date Jan 24, 1995
- Summagraphics Corporation
- Charles D. Zinsmeyer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for gauging reel diameters in a reel-to-reel s...
- Patent number 5,267,401
- Issue date Dec 7, 1993
- Summagraphics Corporation
- Marvin L. Freeman
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Ribbon cassette storage and transfer apparatus for a printer
- Patent number 5,267,802
- Issue date Dec 7, 1993
- Summagraphics Corporation
- James A. Parnell
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Robotic pipe crawling device
- Patent number 4,862,808
- Issue date Sep 5, 1989
- Gas Research Institute
- Pat G. Hedgcoxe
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS