This inventor holds 6 USPTO granted patents. Top assignees: The United States of America as Represented by the United States, Other. Active years: 1976-1983.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 3,975 
3 out of 834,570 Years Active: 1976-1983
Title: Richard R. Petrini: Innovator in Eddy Current Inspection and Flow Measurement Technologies
Introduction
Richard R. Petrini is a notable inventor based in Livermore, CA (US). He has made significant contributions to the fields of inspection tools and flow measurement technologies. With a total of 6 patents to his name, Petrini's work has advanced the capabilities of various inspection and measurement devices.
Latest Patents
One of his latest innovations is an eddy current inspection tool designed for testing and inspecting metal objects in hard-to-reach locations. This miniaturized inspection tool incorporates eddy current sensing equipment, a probe coil, and a coaxial coil cable. It features circuit means that respond to impedance changes in the coil, producing a data output signal proportional to these changes. The tool is designed to be used with a flexible fiberoptic scope, allowing for precise control of coil placement relative to the test object. Additionally, the eddy current sensing equipment includes a tone generator that provides audible signals based on the data output, enhancing the detection of discontinuities.
Another significant invention is a video flowmeter capable of specifying the flow nature and pattern while quantifying the rate of volumetric flow. This device forms an image of a specific volumetric region within a fluid containing entrained particles. The flowmeter is calibrated to determine the volumetric flow rate based on the positions of the particle images displayed on a video screen.
Career Highlights
Throughout his career, Richard R. Petrini has worked with various organizations, including the United States of America as represented by the United States. His innovative contributions have been recognized in the field of inspection and measurement technologies.
Collaborations
Petrini has collaborated with notable individuals such as David E. Lord and Gary W. Carter, further enhancing the impact of his inventions.
Conclusion
Richard R. Petrini's work in developing advanced inspection tools and flow measurement technologies showcases his innovative spirit and dedication to improving industrial processes. His contributions continue to influence the fields of engineering and technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile