IDiyas’s Digital Inventor Badge (DIB) showcases an inventor’s inventive prowess in granted patents across Utility, Design, and Plant patents. The data has been tracked since January 1, 1976, and refreshed each Tuesday. The data benchmarks an inventor’s prolificness to other inventors in their city, state, country, and the world. The badge reflects an inventor’s success in granted patents across their career.

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USPTO Data Jan 1 1976 - Sep 30 2025

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194 Utility and 28 Design Patents

#21 in San Francisco, CA

#432 in California

#1,305 in US

#2,246 in the World

rank by utility patents
...
San Francisco, CA, United States of America

Ralph F Osterhout

Forward Citations = 11,240

Company Filing History:

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