HAO CHANG

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Cryo formulation-based microneedle device for transdermal delivery...
- Patent number 12,005,221
- Issue date Jun 11, 2024
- City University of Hong Kong
- Peng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cryo formulation-based microneedle device for ocular delivery of bi...
- Patent number 11,951,272
- Issue date Apr 9, 2024
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cryo formulation-based microneedle device for transdermal delivery...
- Patent number 11,904,126
- Issue date Feb 20, 2024
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Cryo formulation-based microneedle device for transdermal delivery...
- Publication number 20230285730
- Publication date Sep 14, 2023
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Cryo formulation-based microneedle device for ocular delivery of bi...
- Publication number 20230270984
- Publication date Aug 31, 2023
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Cryo formulation-based microneedle device for ocular delivery of bi...
- Publication number 20230038697
- Publication date Feb 9, 2023
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Cryo formulation-based microneedle device for transdermal delivery...
- Publication number 20230033564
- Publication date Feb 2, 2023
- City University of Hong Kong
- Chenjie Xu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Cryo formulation-based microneedle device for transdermal delivery...
- Publication number 20220062606
- Publication date Mar 3, 2022
- City University of Hong Kong
- PENG CHEN
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE