William C. Apple

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Brighton, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Combination encoder-decoder integrated circuit device
- Patent number 4,426,637
- Issue date Jan 17, 1984
- Multi-Elmac Company
- William C. Apple
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Data communication system for activating remote loads
- Patent number 4,315,249
- Issue date Feb 9, 1982
- Multi-Elmac Company
- William C. Apple
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Decoder circuitry for selectively activating loads
- Patent number 4,305,060
- Issue date Dec 8, 1981
- Multi-Elmac Company
- William C. Apple
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Digital encoder for door operator
- Patent number 4,141,010
- Issue date Feb 20, 1979
- Multi-Elmac Company
- Kenneth F. Umpleby
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES