FD

Franz S. Dunkl

SE Sprague Electric: 7 patents #8 of 148Top 6%
📍 Williamstown, MA: #12 of 71 inventorsTop 20%
🗺 Massachusetts: #17,885 of 88,656 inventorsTop 25%
Overall (All Time): #769,959 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4428028 Electrolytic capacitor Sidney D. Ross 1984-01-24
4376713 AC Electrolytic capacitor electrolyte 1983-03-15
4373177 High temperature electrolytic capacitor Manuel Finkelstein, Sidney D. Ross 1983-02-08
4373176 Electrolytic capacitor for at least 200 V service Manuel Finkelstein, Sidney D. Ross 1983-02-08
4245278 Electrolytic capacitor containing a metatungstate electrolyte Manuel Finkelstein, Sidney D. Ross 1981-01-13
4242722 Capacitor containing anthranilate electrolyte Sidney D. Ross, Manuel Finkelstein 1980-12-30
4189761 Non-aqueous electrolytic capacitor electrolyte Manuel Finkelstein, Sidney D. Ross 1980-02-19