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

Charles E. Lisowski — 1 Patent

AIAmherst Process Instruments: 1 patents #3 of 5Top 60%
Warwick, MA: #2 of 3 inventorsTop 70%
Massachusetts: #57,159 of 88,656 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles E. Lisowski has been granted 1 US patent while listed as an inventor at Amherst Process Instruments. All of these patents were granted in 1994. Charles E. Lisowski ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles E. Lisowski in Warwick, MA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5277074 Variable volume sampling chamber Trent A. Poole 1994-01-11