Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CM

Charles Masi — 1 Patent

NUNumar: 1 patents #18 of 25Top 75%
Newbury, MA: #53 of 92 inventorsTop 60%
Massachusetts: #57,159 of 88,656 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles Masi has been granted 1 US patent while listed as an inventor at Numar. All of these patents were granted in 1988. Charles Masi ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles Masi in Newbury, MA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4717876 NMR magnet system for well logging Melvin N. Miller 1988-01-05