Thomas J. Thielen

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Constant current closed loop controller for rotating system
- Patent number 4,540,877
- Issue date Sep 10, 1985
- Sys-Tec, Inc.
- Richard J. Zelinka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Instrument zeroing circuit
- Patent number 4,374,362
- Issue date Feb 15, 1983
- Sys-Tec, Inc.
- George K. Sutherland
- G01 - MEASURING TESTING