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

Charles M. DeWitt — 2 Patents

ONOneac: 1 patents #8 of 17Top 50%
Ford: 1 patents #9,400 of 17,473Top 55%
Paddy Lane, IL: #204 of 467 inventorsTop 45%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Charles M. DeWitt has been granted 2 US patents while listed as an inventor at Oneac. The first was granted in 1991 and the most recent in March 1999. Charles M. DeWitt ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Charles M. DeWitt in Paddy Lane, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5882149 Apparatus and method for measuring the mass flow of pneumatically conveyed particles Ross G. Good, Patrick Schoening, Timothy W. March 1999-03-16 $63,483,000
5027285 Power line waveform measurement system Andrew McCartney, William S. Elliott 1991-06-25