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Regulated battery charger
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Patent number 4,897,591
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Issue date Jan 30, 1990
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Fisher Scientific Group Inc.
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Wayne M. Spani
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Ultrasonic air-in-line detector
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Patent number 4,764,166
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Issue date Aug 16, 1988
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Fisher Scientific Company
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Wayne Spani
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Empty container detector
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Patent number 4,665,391
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Issue date May 12, 1987
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Warner-Lambert Company
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Wayne M. Spani
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G01 - MEASURING TESTING
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Currency note validator
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Patent number 4,587,434
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Issue date May 6, 1986
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Cubic Western Data
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John B. Roes
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G07 - CHECKING-DEVICES
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Thermal printing system
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Patent number 4,376,942
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Issue date Mar 15, 1983
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Cubic Western Data
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John E. Toth
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS