James A. Mathewson

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Raleigh, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Integral hinge structure
- Patent number 4,227,283
- Issue date Oct 14, 1980
- International Business Machines Corporation
- James A. Mathewson
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Easily reconfigurable data entry terminal
- Patent number 4,208,081
- Issue date Jun 17, 1980
- International Business Machines Corporation
- Dennis H. Kekas
- G06 - COMPUTING CALCULATING COUNTING