P

Inventor

LEE WEN SHENG

US17 patents
⚠️ This page may combine multiple inventors who share the name “LEE WEN SHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DOW GLOBAL TECHNOLOGIES LLC

12 patents
US12187671B2Jan 7, 2025

Methods of etherification

DOW GLOBAL TECHNOLOGIES LLC0 citations60
US12397284B2Aug 26, 2025

Process and catalyst for oxidative esterification with long-life catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11813593B2Nov 14, 2023

Heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11577225B2Feb 14, 2023

Heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11498057B2Nov 15, 2022

Heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations59
US11111204B2Sep 7, 2021

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC1 citations59
US12522552B2Jan 13, 2026

Process for producing (poly)alkylene glycol monoalkyl ethers

DOW GLOBAL TECHNOLOGIES LLC0 citations57
US12251687B2Mar 18, 2025

Methods of etherification

DOW GLOBAL TECHNOLOGIES LLC0 citations56
US11945772B2Apr 2, 2024

Metallosilicate catalyst solvents for the formation of alkylene glycol monoalkyl ethers

DOW GLOBAL TECHNOLOGIES LLC0 citations55
US10865179B2Dec 15, 2020

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations49
US10829432B2Nov 10, 2020

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations49
US10829435B2Nov 10, 2020

Method for production of methyl methacrylate by oxidative esterification using a heterogeneous catalyst

DOW GLOBAL TECHNOLOGIES LLC0 citations49

ROHM & HAAS

3 patents

DARFON ELECTRONICS CORP

1 patent

GREEN ENERGY NANO TECH CO LTD

1 patent