Wenfeng Hu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Double-shockproof spring mechanism, cam ejection mechanism and sing...
- Patent number 11,375,689
- Issue date Jul 5, 2022
- Beijing Kitten & Puppy Technology Co., Ltd.
- Jin Wu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Unloading Mechanism and Unloading Device with Double Food Stirring...
- Publication number 20230180713
- Publication date Jun 15, 2023
- BEIJING KITTEN&PUPPY TECHNOLOGY CO., LTD.
- Jin Wu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
PET SNACK MACHINE
- Publication number 20220192148
- Publication date Jun 23, 2022
- BEIJING KITTEN&PUPPY TECHNOLOGY CO., LTD.
- Jin Wu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
DOUBLE-SHOCKPROOF SPRING MECHANISM, CAM EJECTION MECHANISM AND SING...
- Publication number 20220132798
- Publication date May 5, 2022
- BEIJING KITTEN&PUPPY TECHNOLOGY CO., LTD.
- Jin Wu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Unloading Mechanism and Unloading Device with Double Food Stirring...
- Publication number 20220110296
- Publication date Apr 14, 2022
- BEIJING KITTEN&PUPPY TECHNOLOGY CO., LTD.
- Jin Wu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING