DH

David M. Hughes

OE Otis Elevator: 1 patents #73 of 232Top 35%
Overall (2018): #445,289 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

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