PW

Pawel Witczak

OE Otis Elevator: 1 patents #29 of 132Top 25%
Overall (2016): #267,599 of 481,213Top 60%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9457994 Method of assembling an elevator machine frame Zbigniew Piech, Stephen R. Nichols, Patricia L. Driesch, Benjamin J. Watson 2016-10-04