Inventor

SONG JEONG HWAN

KR20 patents

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

SONG JEONG HWAN

SK HYNIX INC

Method of operating selector device, method of operating nonvolatile memory apparatus using the same, electronic circuit device including selector device, and nonvolatile memory apparatus

Semiconductor device and method for fabricating the same

Electronic device and method for fabricating the same

Electronic device and method for fabricating the same

Method of operating selector device, method of operating nonvolatile memory apparatus applying the same, electronic circuit device including selector device, and nonvolatile memory apparatus

Semiconductor device with selectively coupled resistors in conduction paths

Semiconductor device and method for fabricating the same

Semiconductor device, and method for operating the same

Semiconductor memory

Nonvolatile memory device

SAMSUNG ELECTRONICS CO LTD

Packaging device for optical waveguide element

Planar lightwave circuit having optical filter

Optical coupler type filter and wavelength stabilizing apparatus of light source using the same

Variable alignment-type optical fiber block

Optical module

Athermal arrayed waveguide grating

Gain flattening device for an optical fiber amplifier

Wavelength division coupler and optical transceiver using the same

NAT INST FOR MATERIALS SCIENCE

Thin film device and its fabrication method

LEE JEONG-SEOK

Optical module