Howard Sherman Hoopes

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Hilltown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Remotely calibratable instrument system
- Patent number 4,849,754
- Issue date Jul 18, 1989
- Drexelbrook Controls
- Frederick L. Maltby
- G08 - SIGNALLING
Information Patent Grant
Remotely calibratable instrument system
- Patent number 4,723,122
- Issue date Feb 2, 1988
- Drexelbrook Controls, Inc.
- Frederick Maltby
- G08 - SIGNALLING
Information Patent Grant
Power failure early warning circuit for microprocessor with CMOS RA...
- Patent number 4,375,663
- Issue date Mar 1, 1983
- Leeds & Northrup Company
- Samuel A. Arcara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Open circuit detector for multipoint recorder
- Patent number 4,115,785
- Issue date Sep 19, 1978
- Leeds & Northrup Company
- Howard Sherman Hoopes
- G01 - MEASURING TESTING
Information Patent Grant
Servo stop system
- Patent number 4,099,114
- Issue date Jul 4, 1978
- Leeds & Northrup Company
- Howard Sherman Hoopes
- G05 - CONTROLLING REGULATING