Inventor
SONG BYUNG-JUN
KR15 patents
⚠️ This page may combine multiple inventors who share the name “SONG BYUNG-JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
(unassigned)
6 patentsUS5589090ADec 31, 1996
Laser cutting apparatus with means for measuring cutting groove width
70 citations94
US5787750AAug 4, 1998
Folding system for a cutting blade
21 citations91
US6324950B1Dec 4, 2001
Cutting apparatus and automatic cutting system of blade's raw material of blanking die
8 citations72
US6270250B1Aug 7, 2001
Watch having an opening
10 citations72
US5749276AMay 12, 1998
Cutting apparatus and automatic cutting system of blade's raw material of blanking die
3 citations61
US6675682B2Jan 13, 2004
Cutting apparatus and automatic cutting system of blade's raw material of blanking die
1 citations51
SDS USA INC
5 patentsUS5870919AFeb 16, 1999
Folding system for a cutting blade
SDS USA INC17 citations91
US6128940AOct 10, 2000
Folding system for a cutting blade
SDS USA INC9 citations72
US5966974AOct 19, 1999
Automatic learning apparatus for folding machine
SDS USA INC11 citations72
US6405574B2Jun 18, 2002
Folding system for a cutting blade
SDS USA INC2 citations61
US5992485ANov 30, 1999
Sawing machine and sawing processing method for a plate member
SDS USA INC2 citations61