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

Joseph W. Ryan

CECerdec: 4 patents #2 of 9Top 25%
Washington, PA: #122 of 552 inventorsTop 25%
Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,046,221 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6207285 Partially crystallizing ceramic enamel composition containing bismuth silicate, and use thereof George E. Sakoske 2001-03-27
5968659 Partially crystallizing ceramic enamel composition containing bismuth silicate, and use thereof George E. Sakoske 1999-10-19
5714420 Partially crystallizing ceramic enamel composition containing bismuth silicate, and use thereof George E. Sakoske 1998-02-03
5616417 Lead-free glass frits for ceramic enamels 1997-04-01
5559059 Lead-free glass frits for ceramics enamels 1996-09-24