Larry E. Rittenhouse

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic head positioning apparatus and method
- Patent number 4,675,761
- Issue date Jun 23, 1987
- International Business Machines Corporation
- William H. Ashbee
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase locked loop and a motor control servo
- Patent number 4,564,794
- Issue date Jan 14, 1986
- International Business Machines Corporation
- Richard S. Kilen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servo-controlled automatic document feeder
- Patent number 4,457,506
- Issue date Jul 3, 1984
- International Business Machines Corporation
- William H. Ashbee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY