Inventor

CHO SEOG-LAE

KR4 patents

⚠️ This page may combine multiple inventors who share the name “CHO SEOG-LAE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SAMSUNG ELECTRONIC DEVICES

3 patents

US5015911AMay 14, 1991

Multistep focusing electron gun for cathode ray tube

SAMSUNG ELECTRONIC DEVICES8 citations68

US4866335ASep 12, 1989

CRT electron gun with multi-lens system

SAMSUNG ELECTRONIC DEVICES7 citations68

US4827181AMay 2, 1989

Focusing electrodes of an electron gun for use in a color television cathode ray tube

SAMSUNG ELECTRONIC DEVICES3 citations57

SAMSUNG SDI CO LTD

1 patent

US7026749B2Apr 11, 2006

Cathode for electron tube and method of preparing the same

SAMSUNG SDI CO LTD8 citations66