Wei Chao

Follow

Person

Changsha, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Vortex fountain
- Patent number 11,375,690
- Issue date Jul 5, 2022
- Pioneer Pet Products, LLC
- David R. Mai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Vortex Fountain
- Publication number 20190239476
- Publication date Aug 8, 2019
- Pioneer Pet Products, LLC
- David R. Mai
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Low-Splash Fountain
- Publication number 20190239475
- Publication date Aug 8, 2019
- Pioneer Pet Products, LLC
- Qing He
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING