Dojin Ra

📍 Palisades Park, NJ: #24 of 78 inventorsTop 35%

🗺 New Jersey: #19,416 of 69,400 inventorsTop 30%

Overall (All Time): #1,280,012 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
6079854	Device and method for diffusing light	—	2000-06-27
5864915	Toothbrush	—	1999-02-02
D388253	Toothbrush	—	1997-12-30
5680666	Automatic polishing device	—	1997-10-28