Alfred K. Tengan

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Huntington Beach, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Aircraft control surface drive apparatus
- Patent number 6,419,606
- Issue date Jul 16, 2002
- Eaton Corporation
- Alfred K. Tengan
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Energy efficient hydraulic motor control system
- Patent number 6,298,661
- Issue date Oct 9, 2001
- Eaton Corporation
- Robert Edward Holder
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Backlash eliminator
- Patent number 5,235,873
- Issue date Aug 17, 1993
- Hydraulic Units, Incorporated
- Alfred K. Tengan
- G05 - CONTROLLING REGULATING
Information Patent Grant
Check valve assembly having valve opening prior to passing flow and...
- Patent number 4,244,398
- Issue date Jan 13, 1981
- Moog Inc.
- Alfred K. Tengan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...