P

Inventor

LEE SANG BEOM

KR35 patents
⚠️ This page may combine multiple inventors who share the name “LEE SANG BEOM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LG CHEMICAL LTD

17 patents
US11370735B2Jun 28, 2022

Method for decomposing phenolic by-product

LG CHEMICAL LTD2 citations73
US11247958B2Feb 15, 2022

Method and apparatus for decomposing phenolic by-product

LG CHEMICAL LTD2 citations73
US10086325B2Oct 2, 2018

Membrane separation device

LG CHEMICAL LTD2 citations69
US11547951B2Jan 10, 2023

Method of decomposing by-product in phenol preparation process

LG CHEMICAL LTD0 citations61
US11192047B2Dec 7, 2021

Method of decomposing by-product in phenol preparation process

LG CHEMICAL LTD0 citations61
US11780796B2Oct 10, 2023

Method of decomposing phenolic by-product

LG CHEMICAL LTD0 citations59
US11414364B2Aug 16, 2022

Method for decomposing phenolic by-products

LG CHEMICAL LTD0 citations59
US11407694B2Aug 9, 2022

Method for decomposing byproducts in phenol production process

LG CHEMICAL LTD0 citations59
US11939282B2Mar 26, 2024

Method for decomposing phenolic by-product

LG CHEMICAL LTD0 citations52
US12076717B2Sep 3, 2024

Method for washing ion exchange resin and method for preparing bisphenol A

LG CHEMICAL LTD0 citations51
US12084408B2Sep 10, 2024

Method for decomposing phenol-based by-product

LG CHEMICAL LTD0 citations48
US11993564B2May 28, 2024

Method of decomposing phenolic by-products

LG CHEMICAL LTD0 citations47
US10358403B2Jul 23, 2019

Method for recovering phenol and acetone from cracking reaction product of bisphenol-A residue

LG CHEMICAL LTD0 citations46
US11905238B2Feb 20, 2024

Method for preparing 1-butene and propylene

LG CHEMICAL LTD0 citations44
US10626072B2Apr 21, 2020

Method of preparing methyl tert-butyl ether

LG CHEMICAL LTD0 citations40
US10457620B2Oct 29, 2019

System for producing phenol and bisphenol A including removal unit for removing methanol and acetone

LG CHEMICAL LTD0 citations39
US10556191B2Feb 11, 2020

Distillation method

LG CHEMICAL LTD0 citations36

WITS CO LTD

5 patents

SAMSUNG ELECTRO MECH

4 patents

KOREA INST SCI & TECH

3 patents

LIG SCIENCES INC

2 patents

KWANGJU INST SCI & TECH

1 patent

KOREA ELECTRONICS TELECOMM

1 patent

NANOSEMBLY LLC

1 patent

PARK JOO HYUN

1 patent