This inventor holds 12 USPTO granted patents. Top assignees: Rockwell International Corporation, United States of America as Represented by the Secretary of the Air Force, Other. Active years: 1976-2005.
Company Filing History:
9 out of 3,430 
1 out of 5,083 
2 out of 834,411 Years Active: 1976-2005
Title: Marvin E. Frerking: Innovator in Quartz Crystal Oscillator Technology
Introduction
Marvin E. Frerking is a notable inventor based in Cedar Rapids, Iowa, with a remarkable portfolio of 12 patents. His work primarily focuses on advancements in quartz crystal oscillator technology, which has significant applications in various electronic devices.
Latest Patents
Frerking's latest patents include the "Injection Mode Steering Oscillator," which establishes oscillations on a specific mode or resonance of a quartz crystal. This invention discriminates against unwanted modes by injecting a signal close in frequency to the desired mode until oscillation is achieved. Another significant patent is the "Residual Frequency Effects Compensation," which estimates frequency deviations in precision resonators caused by thermal history, acceleration, or aging. This invention allows for simultaneous or sequential measurements against an independent frequency source, enhancing the accuracy of resonator performance.
Career Highlights
Throughout his career, Marvin E. Frerking has made substantial contributions to the field of electronics. He has worked with Rockwell International Corporation, where he applied his expertise in developing innovative technologies that have influenced the industry.
Collaborations
Frerking has collaborated with notable individuals such as Glenn R. Hykes and Roy W. Berquist, contributing to the advancement of technology in their respective fields.
Conclusion
Marvin E. Frerking's contributions to quartz crystal oscillator technology and his extensive patent portfolio highlight his innovative spirit and dedication to advancing electronic engineering. His work continues to impact the industry positively.