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Patents Grantslast 30 patents

Information Patent Grant
Diffusion surface alloyed metal exhaust component with welded edges
- Patent number 11,268,430
- Issue date Mar 8, 2022
- Tenneco Automotive Operating Company Inc.
- Guangchun Quan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Diffusion surface alloyed metal exhaust component with inwardly tur...
- Patent number 11,268,429
- Issue date Mar 8, 2022
- Tenneco Automotive Operating Company Inc.
- Guangchun Quan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Vehicle exhaust component
- Patent number 10,975,743
- Issue date Apr 13, 2021
- Tenneco Automotive Operating Company Inc.
- Guangchun Quan
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Diffusion Surface Alloyed Metal Exhaust Component
- Publication number 20200232376
- Publication date Jul 23, 2020
- Tenneco Automotive Operating Company Inc.
- Guangchun QUAN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Diffusion Surface Alloyed Metal Exhaust Component With Inwardly Tur...
- Publication number 20200232377
- Publication date Jul 23, 2020
- Tenneco Automotive Operating Company Inc.
- Guangchun QUAN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Diffusion Surface Alloyed Metal Exhaust Component With Welded Edges
- Publication number 20200232378
- Publication date Jul 23, 2020
- Tenneco Automotive Operating Company Inc.
- Guangchun QUAN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...