WS

Woei-Kang Shieh

Overall (All Time): #1,041,261 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6523639 Receiver structure of stethoscope — 2003-02-25
5945641 Stethoscope structure — 1999-08-31
5883340 Stethoscope — 1999-03-16
5861584 Stethoscope — 1999-01-19
5796053 Stethoscope structure — 1998-08-18