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Low speed disengageable damper
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Patent number 5,026,341
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Issue date Jun 25, 1991
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Robert Giebeler
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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Thermoelectric cooling design
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Patent number 4,917,179
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Issue date Apr 17, 1990
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Beckman Instruments, Inc.
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Robert Giebeler
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Rotating system critical speed whirl damper
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Patent number 4,846,773
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Issue date Jul 11, 1989
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Beckman Instruments, Inc.
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Robert H. Giebeler
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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Rotor temperature control and calibration
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Patent number 4,833,891
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Issue date May 30, 1989
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Beckman Instruments, Inc.
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Robert Giebeler
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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Thermoelectric cooling design
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Patent number 4,785,637
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Issue date Nov 22, 1988
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Beckman Instruments, Inc.
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Robert Giebeler
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Vacuum pump purging apparatus
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Patent number 4,534,861
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Issue date Aug 13, 1985
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Beckman Instruments, Inc.
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Robert C. Wedemeyer
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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