YC

Yih Chang

IT ITRI: 2 patents #3,461 of 9,619Top 40%
Overall (All Time): #2,286,699 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5414633 Path control method of tool withdrawal and resumption in CNC 1995-05-09
5310983 Servo-controlled feed rate control device for CNC electric spark machines YAW-SHEN LAI 1994-05-10