Inventor

RYU SANG-HYO

KR15 patents

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

KOREA KUMHO PETROCHEMICAL CO LTD

4 patents

US11441006B2Sep 13, 2022

Rubber composition for tires including carbon nanotubes, and method for producing same

KOREA KUMHO PETROCHEMICAL CO LTD3 citations69

US11524277B2Dec 13, 2022

Catalyst for mass production of multi-wall carbon nanotubes

KOREA KUMHO PETROCHEMICAL CO LTD0 citations61

US11117803B2Sep 14, 2021

Method for manufacturing multi-wall carbon nanotubes using continuous type process

KOREA KUMHO PETROCHEMICAL CO LTD0 citations50

US10290388B2May 14, 2019

Conductive resin composition and plastic molded product using the same

KOREA KUMHO PETROCHEMICAL CO LTD0 citations40

KOREA KUMHO PETROCHEM CO LTD

3 patents

US8048821B2Nov 1, 2011

Catalyst composition for the synthesis of thin multi-walled carbon nanotube and its manufacturing method

KOREA KUMHO PETROCHEM CO LTD10 citations82

US6674287B2Jan 6, 2004

Method for grouping unit cells using pattern matching technology of impedance spectrum

KOREA KUMHO PETROCHEM CO LTD6 citations61

US9321651B2Apr 26, 2016

Catalyst composition for the synthesis of multi-walled carbon nantubes

KOREA KUMHO PETROCHEM CO LTD2 citations59

RYU SANG-HYO

2 patents

US9006132B2Apr 14, 2015

Process for preparing catalyst composition for the synthesis of carbon nanotube with high yields using the spray pyrolysis method

RYU SANG-HYO4 citations70

US8673807B2Mar 18, 2014

Catalyst composition for the synthesis of thin multi-walled carbon nanotube

RYU SANG-HYO6 citations69

RYU SANG HYO

2 patents

US9576706B2Feb 21, 2017

Method for preparing carbon nano material/polymer composites

RYU SANG HYO1 citations43

US9837180B2Dec 5, 2017

Carbon nano-material pellets and a method for preparing the pellets from powder of carbon nano-material

RYU SANG HYO0 citations33

KOREA KUMHO PETROCHEMICAL CO

1 patent

US7062390B2Jun 13, 2006

Method for evaluating capacity of secondary battery using mathematical calculation of specific resistance components of equivalent circuit model fitted from impedance spectrum

KOREA KUMHO PETROCHEMICAL CO13 citations78

KIM DONG HWAN

1 patent

US8137591B2Mar 20, 2012

Catalyst for preparing carbon nanotube comprising multi-component support materials containing amorphous silicon particles and the bulk scale preparation of carbon nanotube using the same

KIM DONG HWAN2 citations60

CHOI NAMSUN

1 patent

US8398894B2Mar 19, 2013

Catalyst for preparing carbon nanotubes by controlling its apparent density

CHOI NAMSUN3 citations55

CHOI SANG KYU

1 patent

US9186656B2Nov 17, 2015

Catalyst composition for the synthesis of multi-walled carbon nanotubes

CHOI SANG KYU0 citations43