Kai Cheung Ho

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Locking assembly for a metal watchband
- Patent number 6,308,382
- Issue date Oct 30, 2001
- Garwin Enterprises Limited
- Koichiro Takahashi
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
Connection structure for a watchcase with a watch chain
- Publication number 20050265132
- Publication date Dec 1, 2005
- Kai Cheung Ho
- G04 - HOROLOGY
Information Patent Application
Clasp assembly for a watch chain
- Publication number 20050262668
- Publication date Dec 1, 2005
- Kai Cheung Ho
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Locking hinge device for a watchcase
- Publication number 20050259521
- Publication date Nov 24, 2005
- Kai Cheung Ho
- G04 - HOROLOGY