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USPTO Patent Rankings Data through Dec 31, 2025
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Robert K. Soberman — 2 Patents

CACalspan: 1 patents #20 of 49Top 45%
TIThe Franklin Institute: 1 patents #6 of 16Top 40%
Philadelphia, PA: #1,725 of 4,834 inventorsTop 40%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert K. Soberman has been granted 2 US patents while listed as an inventor at Calspan. The first was granted in 1982 and the most recent in August 1985. Robert K. Soberman ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert K. Soberman in Philadelphia, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4536690 Tool-supporting self-propelled robot platform Charles A. Belsterling 1985-08-20 $906,000
4363965 Detection and identification method employing mossbauer isotopes Kenneth Krevitz, Louis L. Pytlewski 1982-12-14