Ai Cheng Liu

SA Siemens Aktiengesellschaft: 5 patents #2,766 of 22,248Top 15%

Overall (All Time): #1,023,473 of 4,157,543Top 25%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
D609184	USB PC cable	—	2010-02-02
D608302	Operator panel	—	2010-01-19
D607417	Operator panel	—	2010-01-05
D603349	Logic module	—	2009-11-03
D602445	Logic module	—	2009-10-20