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

Donald Schofield — 2 Patents

RTX (Raytheon): 2 patents #5,307 of 15,912Top 35%
Columbia, CT: #15 of 36 inventorsTop 45%
Connecticut: #15,609 of 34,797 inventorsTop 45%
Overall (All Time): #2,167,104 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7021362 Shelling apparatus and methods for investment casting John Joseph Marcin, Stephen D. Murray, Carl R. Verner, Maria Arceo Herring, Lea D. Kennard +4 more 2006-04-04
6966354 Shelling apparatus and methods for investment casting John Joseph Marcin, Stephen D. Murray, Carl R. Verner, Maria Arceo Herring, Lea D. Kennard +4 more 2005-11-22