Inventor

NUNAN JOHN G

US20 patents

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

NUNAN JOHN G

UMICORE AG & CO KG

Exhaust treatment device, and methods of making the same

Three-way catalyst having a upstream multi-layer catalyst

ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts

CE-ZR based solid solutions and methods for making and using the same

Layered TWC

Three-way catalyst

Catalyst and method of making the same

Layered TWC

Method for producing a catalyst and the catalyst made therefrom

ASEC MANUFACTURING GENERAL PAR

Methods of making highly dispersed substantially uniform cerium and zirconium mixed-metal-oxide composite supports for exhaust conversion catalysts

Alloyed metal catalysts for the reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen

Methods for making highly dispersed homogeneous compositions

NUNAN JOHN G

Three-way catalyst having an upstream single-layer catalyst

Three-way catalyst having an upstream multi-layer catalyst

Three-way catalyst having an upstream single-layer catalyst

SOUTHWARD BARRY W L

High Pd content diesel oxidation catalysts with improved hydrothermal durability

ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts

ASEC MFG

Highly dispersed substantially uniform mixed-metal-oxide composite supports for exhaust conversion catalysts

ALLIED SIGNAL INC

Preparation of three-way catalysts with highly dispersed ceria

DELPHI TECH INC

Catalyst, an exhaust emission control device and a method of using the same