Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Mark Markarian — 3 Patents

SESprague Electric: 3 patents #26 of 148Top 20%
Williamstown, MA: #25 of 71 inventorsTop 40%
Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,685,670 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4266332 Thin electrolytic capacitor manufacture Henry F. Puppolo 1981-05-12
4267565 Copper encased flat electrolytic capacitor manufacture and capacitor Henry F. Puppolo 1981-05-12
4231076 Tantalum foil capacitor with strong acid electrolyte Kenneth B. Meyer 1980-10-28