Inventor
YO DONG HYUN
KR11 patents
⚠️ This page may combine multiple inventors who share the name “YO DONG HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TECHWING CO LTD
6 patentsUS7954869B2Jun 7, 2011
Pick and place apparatus
TECHWING CO LTD23 citations92
US8038191B2Oct 18, 2011
Pick and place apparatus
TECHWING CO LTD13 citations83
US7741836B2Jun 22, 2010
Test tray transferring apparatus for a test handler, test handler, and method of transferring test trays for a test handler
TECHWING CO LTD3 citations58
US8926259B2Jan 6, 2015
Pick and place apparatus for electronic device inspection equipment
TECHWING CO LTD0 citations51
US7876117B2Jan 25, 2011
Operating method of test handler
TECHWING CO LTD0 citations51
US7696745B2Apr 13, 2010
Operating method of test handler
TECHWING CO LTD0 citations51
NA YUN-SUNG
2 patentsUS8496426B2Jul 30, 2013
Pick and place apparatus for electronic device inspection equipment, picking apparatus thereof, and method for loading electronic devices onto loading element
NA YUN-SUNG8 citations83
US8570058B2Oct 29, 2013
Carrier board transfer system for handler that supports testing of electronic devices and method for transferring carrier board in chamber of handler
NA YUN-SUNG2 citations55