Ping Hay Heun

CM Choon Nang Electrical Appliance Mfy.: 3 patents #1 of 2Top 50%

📍 Woodbury, MN: #11 of 212 inventorsTop 6%

🗺 Minnesota: #150 of 4,549 inventorsTop 4%

Overall (2002): #12,965 of 266,432Top 5%

Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
D467483	Electric drill	—	2002-12-24
D460673	Electric drill	—	2002-07-23
D460674	Electric drill	—	2002-07-23
D459178	Rotary driving tool	—	2002-06-25