This inventor holds 2 USPTO granted patents. Top assignees: Lasermike, Inc., Systems Research Laboratories, Techmet Company. Active years: 1977-1991.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 3 
1 out of 25 
1 out of 1 Years Active: 1977-1991
Title: Innovations by Harry G Petrohilos
Introduction
Harry G Petrohilos is an accomplished inventor based in Yellow Springs, OH (US). He holds a total of 2 patents that showcase his expertise in precision measurement technologies. His innovative contributions have significantly impacted the field of optical measuring apparatus.
Latest Patents
One of his latest patents is the "Miniaturized hand-held laser scanning micrometer." This invention features a compact housing that encloses the micrometer, allowing for precision hand-held measurements. The device includes a laser diode and collimating lens that generate a collimated laser beam, which is detected by a photocell after being scanned through a defined scanning gap. The design incorporates a motor-driven scanner mirror and various prisms and lenses to ensure accurate measurements.
Another notable patent is the "Light beam shape control in optical measuring apparatus." This invention involves directing a narrow collimated light beam towards a rotating mirror, which scans a lens to convert the beam into a parallel scanning beam. The article to be measured is placed in the path of this beam, and interruptions caused by the article are sensed by a photodetector. This allows for precise measurements without interference from small irregularities or foreign particles.
Career Highlights
Throughout his career, Harry G Petrohilos has worked with several companies, including Techmet Company and Lasermike, Inc. His experience in these organizations has contributed to his development as an inventor and innovator in the field of optical measurement.
Collaborations
Harry has collaborated with various professionals, including his coworker Francis M Taylor. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
Harry G Petrohilos is a notable inventor whose work in precision measurement technologies has led to significant innovations. His patents reflect a commitment to enhancing optical measuring apparatus, making him a valuable contributor to the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile