Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WC

William Dale Case

DIDionex: 2 patents #56 of 171Top 35%
Tracy, CA: #227 of 508 inventorsTop 45%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,039,432 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9188573 Multichannel ion chromatography system and method Yan Liu, Glenn M. Kuse, Victor Manuel Berber Barreto, Gary L. Gleave, Christopher A. Pohl +2 more 2015-11-17
8636885 Analytic device with photovoltaic power source Martin Vana 2014-01-28