Hongtao YIN

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wheeled carrying apparatus
- Patent number 12,172,693
- Issue date Dec 24, 2024
- Wonderland Switzerland AG
- Zheng-Wen Guo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Wheeled carrying apparatus
- Patent number 11,479,285
- Issue date Oct 25, 2022
- Wonderland Switzerland AG
- Zheng-Wen Guo
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
WHEELED CARRYING APPARATUS
- Publication number 20240351626
- Publication date Oct 24, 2024
- Wonderland Switzerland AG
- Zheng-Wen GUO
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
DINNER TRAY, DINNER TRAY HOLDER AND CHILD CARRIER
- Publication number 20240166402
- Publication date May 23, 2024
- Wonderland Switzerland AG
- Mingxing Sun
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
WHEELED CARRYING APPARATUS
- Publication number 20230018463
- Publication date Jan 19, 2023
- Wonderland Switzerland AG
- Zheng-Wen GUO
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
WHEELED CARRYING APPARATUS
- Publication number 20210070344
- Publication date Mar 11, 2021
- Wonderland Switzerland AG
- Zheng-Wen GUO
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS