Benson Chun Kit Cheung

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Hammer drill
- Patent number D521337
- Issue date May 23, 2006
- One World Technologies Limited
- Benson Chun Kit Cheung
- D08 - Tools and hardware
Information Patent Grant
Battery charger
- Patent number D514507
- Issue date Feb 7, 2006
- One World Technologies Limited
- Benson Chun Kit Cheung
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Battery charger
- Patent number D506436
- Issue date Jun 21, 2005
- One World Technologies Limited
- Benson Chun Kit Cheung
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Battery pack
- Patent number D504394
- Issue date Apr 26, 2005
- One World Technologies Limited
- Benson Chun Kit Cheung
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Drill
- Patent number D501385
- Issue date Feb 1, 2005
- One World Technologies Limited
- Benson Chun Kit Cheung
- D08 - Tools and hardware