DT

Dirk H. Tegtmeier

OE Otis Elevator: 2 patents #46 of 253Top 20%
Overall (2021): #166,383 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11014781 Elevator safety system and method of monitoring an elevator system Peter Herkel 2021-05-25
10947087 Elevator safety system and method of operating an elevator system Peter Herkel 2021-03-16