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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Fred Astani — 2 Patents

PHPhenomenex: 2 patents #3 of 20Top 15%
Rancho Palos Verdes, CA: #733 of 1,701 inventorsTop 45%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Fred Astani has been granted 2 US patents while listed as an inventor at Phenomenex. The first was granted in 1999 and the most recent in December 2000. Fred Astani ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Fred Astani in Rancho Palos Verdes, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6162362 Direct screw-on cartridge holder with self-adjustable connection Qi Ma 2000-12-19
5863428 Guard cartridge for chromatography Qi Ma, Iraj Aghazade Mohandesi 1999-01-26