JN

John G. Nunan

UK Umicore Ag & Co. Kg: 21 patents #11 of 444Top 3%
Delphi Technologies: 5 patents #650 of 4,124Top 20%
AP Asec Manufacturing General Partnership: 3 patents #1 of 9Top 15%
AL Alliedsignal: 1 patents #1,187 of 2,631Top 50%
AM Asec Manufacturing: 1 patents #6 of 9Top 70%
📍 Tulsa, OK: #21 of 2,344 inventorsTop 1%
🗺 Oklahoma: #198 of 12,736 inventorsTop 2%
Overall (All Time): #117,712 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
11648535 Layered TWC Masashi NAKASHIMA, Ryan J. Andersen 2023-05-16
11331651 Three-way catalyst Ryan J. Andersen, Curt Ellis, Geon Seog Son 2022-05-17
11224861 Layered TWC Masashi NAKASHIMA, Ryan J. Andersen 2022-01-18
11161098 Three-way catalyst Ryan J. Andersen, Curt Ellis, John Kraus, Marcus Williams, Deven Ross 2021-11-02
11123720 Hydrocarbon trap catalyst David Moser, Chad Alltizer 2021-09-21
10850264 Hydrocarbon trap catalyst David Moser, Chad Alltizer 2020-12-01
10828623 Hydrocarbon trap catalyst David Moser, Chad Alltizer 2020-11-10
10781735 Exhaust emission reduction system having an HC-trap and NOx-trap combination designed for operating under strategic lean conditions David Moser, Chad Alltizer 2020-09-22
10323593 Exhaust aftertreatment system Douglas C. Ball, David Moser 2019-06-18
10184374 Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system Xue Han 2019-01-22
8968690 Three-way catalyst having an upstream single-layer catalyst Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark, David Moser 2015-03-03
8557204 Three-way catalyst having an upstream single-layer catalyst Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark, David Moser 2013-10-15
8529853 ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts Barry W. L. Southward 2013-09-10
8394348 Three-way catalyst having a upstream multi-layer catalyst Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark, David Moser 2013-03-12
8323599 Three-way catalyst having an upstream multi-layer catalyst Raoul Klingmann, Ryan J. Andersen, Davion Onuga Clark, David Moser 2012-12-04
8246923 High Pd content diesel oxidation catalysts with improved hydrothermal durability Barry W. L. Southward 2012-08-21
8017097 ZrOx, Ce-ZrOx, Ce-Zr-REOx as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant SCR catalysts Barry W. L. Southward 2011-09-13
7943104 CE-ZR based solid solutions and methods for making and using the same Alexandr I. Kozlov, Karl Kharas 2011-05-17
7879748 Method for producing a catalyst and the catalyst made therefrom Michael Marti, Stephen B. Halliday, Mikhail A. Rodkin 2011-02-01
7875250 Exhaust treatment device, and methods of making the same 2011-01-25
7563746 Catalyst and method of making the same 2009-07-21
7041622 Catalyst, an exhaust emission control device and a method of using the same 2006-05-09
6605264 Niobium containing zirconium-cerium based solid solutions Anatoly Bortun 2003-08-12
6585944 Enhancement of the OSC properties of Ce-Zr based solid solutions Anatoly Bortun 2003-07-01
6468941 Niobium containing zirconium-cerium based soild solutions Anatoly Bortun 2002-10-22