DT

Dirk H. Tegtmeier

OE Otis Elevator: 1 patents #29 of 132Top 25%
Overall (2016): #416,975 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9376289 Elevator control system with sleep monitor Peter Herkel, Juergen Gewinner, Axel Pfeffer, Gianfranco Giannini, Michael Mann 2016-06-28