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

David M. Hughes — 1 Patent in 2018

OEOtis Elevator: 1 patents #73 of 232Top 35%
East Hampton, CT: #12 of 33 inventorsTop 40%
Connecticut: #1,388 of 3,763 inventorsTop 40%
Overall (2018): #445,289 of 503,207Top 90%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10011460 Elevator dynamic displays for messaging and communication James M. Collins, Ronnie E. Thebeau, Paul A. Stranieri, Jannah A. Stanley 2018-07-03