Hengjie Tang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Foldable electric wheelchair
- Patent number D1045693
- Issue date Oct 8, 2024
- Jianguo Li
- D12 - Transportation
Information Patent Grant
Foldable electric wheelchair
- Patent number D998509
- Issue date Sep 12, 2023
- Jianguo Li
- D12 - Transportation

Patents Applicationslast 30 patents

Information Patent Application
COLLAPSIBLE WHEELCHAIR
- Publication number 20240293275
- Publication date Sep 5, 2024
- Shanghai Bangbang Robotics Co., Ltd.
- Jianguo LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE