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

Joan L. Scheemaker

CSCharm Sciences: 2 patents #13 of 42Top 35%
Chelmsford, MA: #414 of 858 inventorsTop 50%
Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,172,397 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7097983 Method for detecting the presence of an analyte in a sample Robert J. Markovsky, Cheryl A. Boyer, Stanley E. Charm, Paul R. Donahue, Yael Glickman +4 more 2006-08-29
6319466 Test device for detecting the presence of a residue analyte in a sample Robert J. Markovsky, Cheryl A. Boyer, Stanley E. Charm, Paul R. Donahue, Yael Glickman +4 more 2001-11-20