Andy Yu Sang Chan

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Chai Wan, HK

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Patents Grantslast 30 patents

Information Patent Grant
Multi-valve pump head
- Patent number 12,036,959
- Issue date Jul 16, 2024
- Bell Sports, Inc.
- Stephen C. Park
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-valve pump head
- Patent number 11,679,743
- Issue date Jun 20, 2023
- Bell Sports, Inc.
- Stephen C. Park
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Multi-valve pump head
- Patent number 11,235,738
- Issue date Feb 1, 2022
- Bell Sports, Inc.
- Stephen C. Park
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Flexible U-lock
- Patent number 9,376,841
- Issue date Jun 28, 2016
- Bell Sports, Inc.
- Andy Yu Sang Chan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
MULTI-VALVE PUMP HEAD
- Publication number 20230331197
- Publication date Oct 19, 2023
- BELL SPORTS, INC.
- Stephen C. Park
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTI-VALVE PUMP HEAD
- Publication number 20220258701
- Publication date Aug 18, 2022
- BELL SPORTS, INC.
- Stephen C. Park
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTI-VALVE PUMP HEAD
- Publication number 20210190220
- Publication date Jun 24, 2021
- BELL SPORTS, INC.
- Stephen C. Park
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FLEXIBLE U-LOCK
- Publication number 20150059420
- Publication date Mar 5, 2015
- BELL SPORTS, INC.
- Andy Yu Sang Chan
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...