AY

Anne Chen Yangying

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,282,441 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7681709 Balustrade fastening arrangement Andreas Vogt, Bernward Engelke, Ke Ye 2010-03-23