John C. Stubbart

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Boxborough, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Servo control system
- Patent number 4,369,400
- Issue date Jan 18, 1983
- The Singer Company
- James A. Turner
- G05 - CONTROLLING REGULATING
Information Patent Grant
Probe impact sensor for a simulator
- Patent number 4,365,960
- Issue date Dec 28, 1982
- The Singer Company
- John T. Reed
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS