EN

Ezhil Nanjappan

OE Otis Elevator: 2 patents #38 of 258Top 15%
Overall (2023): #157,560 of 537,848Top 30%
2
Patents 2023

Issued Patents 2023

Patent #TitleCo-InventorsDate
11724910 Monitoring of conveyance system vibratory signatures Tadeusz Pawel Witczak, Craig Drew Bogli, Yrinee Michaelidis 2023-08-15
11584614 Elevator sensor system floor mapping Tadeusz Pawel Witczak, Craig Drew Bogli, Derk Oscar Pahlke, Yrinee Michaelidis 2023-02-21