Wai Yin Shum

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Robust and high current smart-plug
- Patent number 10,291,065
- Issue date May 14, 2019
- Computime, Ltd.
- Dick Kwai Chan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adjustable door sensor
- Patent number 9,959,719
- Issue date May 1, 2018
- Salus North America, Inc.
- Samuel Hong-Yen Pai
- G08 - SIGNALLING
Information Patent Grant
Adjustable building entry sensor
- Patent number 9,761,098
- Issue date Sep 12, 2017
- Salus Controls, Inc.
- Samuel Hong-Yen Pai
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
EV Charger Modular Design
- Publication number 20240416771
- Publication date Dec 19, 2024
- Computime Limited
- Wai Yin Shum
- B60 - VEHICLES IN GENERAL
Information Patent Application
EV Charger Holder with Charger Gun Plug-in from Left or Right Direc...
- Publication number 20240198825
- Publication date Jun 20, 2024
- Computime Limited
- Wai Yin Shum
- B60 - VEHICLES IN GENERAL
Information Patent Application
Adjustable Door Sensor
- Publication number 20170365142
- Publication date Dec 21, 2017
- Salus North America, Inc.
- Samuel Hong-Yen Pai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Robust and High Current Smart-Plug
- Publication number 20170288456
- Publication date Oct 5, 2017
- Computime, Ltd.
- Dick Kwai Chan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ADJUSTABLE BUILDING ENTRY SENSOR
- Publication number 20160196729
- Publication date Jul 7, 2016
- Salus Controls, Inc.
- Samuel Hong-Yen Pai
- G08 - SIGNALLING