RC

Raymond Wai Hang Chu

DL Defond Manufacturing Limited: 3 patents #1 of 1Top 100%
📍 Sha Tin, CN: #10 of 108 inventorsTop 10%
Overall (2002): #22,609 of 266,432Top 9%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6483063 Electrical switch including a metal heat sink — 2002-11-19
6388408 Motor current sensing in electric power tools — 2002-05-14
6340926 Power plug with circuit breaker — 2002-01-22