Inventor

HONG DAE-SIK

KR76 patents

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

HONG DAE-SIK

LG CHEMICAL LTD

Polyolefin and preparation method thereof

Method for preparing polyolefin and polyolefin prepared thereby

Olefin-based polymer with excellent processability

Metallocene compound, a catalyst composition comprising the same, and a method of preparing an olefinic polymer by using the same

Metallocene compound, a catalyst composition comprising the same, and a method of preparing an olefinic polymer by using the same

Supported hybrid catalyst and method for preparing olefin-based polymer using the same

Metallocene supported catalyst and method for preparing polyolefin using the same

Olefin-based polymer with excellent processability

Ethylene/1-hexene or ethylene/1-butene copolymer having excellent processibility and environmetal stress crack resistance

Metallocene-supported catalyst and method of preparing polyolefin using the same

Polypropylene and method for preparing the same

Polypropylene and method for preparing the same

Metallocene-supported catalyst and method of preparing polyolefin using the same

Ethylene-1-hexene-1-butene terpolymer and a film including the same

Supported catalyst for olefin polymerization using transition metal compound having phenylene-bridge, method for preparing the same, and method for preparing polyolefin using the same

Method for predicting long-term durability of resin composition for piping and olefinic polymer used for resin for piping

Method for quantitative analysis of polymer structure and analyzer

Assessment method for polyethylene resin

Low density polyethylene copolymer having excellent film processability and transparency

Method for preparing hybrid supported metallocene catalyst

Metallocene compounds, catalyst compositions comprising the same, and method for preparing olefin polymers using the same

Hybrid supported catalyst

Olefin-based polymer having excellent melt strength and film including the same

Silica support, preparation method thereof and metallocene catalyst using the same

Preparation method of a supported metallocene catalyst

Olefin based polymer having excellent processability

Silica support, preparation method thereof and metallocene catalyst using the same

Olefin polymer and preparation method thereof

Method for predicting physical properties of polymers

Method for predicting physical properties of polymers

Olefin block copolymers and production methods thereof

Metallocene compound, catalyst composition comprising the same, and an olefinic polymer produced using the same

SAMSUNG ELECTRONICS CO LTD

STFBC coding/decoding apparatus and method in an OFDM mobile communication system

Method and apparatus for generating an edge sidelobe canceling signal and uplink communication method and apparatus using the same in an OFDMA system

Coarse frequency offset estimator in orthogonal frequency division multiplexing receiver and method thereof

Apparatus and method for selecting relay station in broadband wireless communication system

Channel estimation method in a MIMO wireless communication system

STFBC coding/decoding apparatus and method in an OFDM mobile communication system

Method and device for transmitting uplink control signal in wireless communication system

Method and apparatus for selecting antenna in a communication system

STFBC coding/decoding apparatus and method in an OFDM mobile communication system

Method for controlling movement of head in data storage device and disk drive employing the method

LEE JOO-HYUN

Apparatus and method for allocating frequency resource in a communication system

HONG DAE-SIK

Apparatus and method for determination of frame structure for reducing interference in frequency reuse system using cognitive radio

JO JUN HO

Method for selecting a relay station

KIM HYEON-GOOK

Method for preparing supported metallocene catalyst and supported metallocene catalyst prepared using the same

KIM II-WHAN

Apparatus and method for interference mitigation in a wireless communication system

LEE JONG-HYEUK

Orthogonal frequency division multiplexing communication system, multi-hop system, relay station, and spatially layered transmission mode

SAMSUNG DISPLAY CO LTD

Apparatus for grinding substrate

KIM YOUNG SOO

Main hub, sub hub, and sensor node communicating in wireless body area network (WBAN) including at least one sub hub, and communication method thereof