Ronald J. Stefancin, Jr.

📍 North Olmsted, OH: #96 of 338 inventorsTop 30%

🗺 Ohio: #23,384 of 73,341 inventorsTop 35%

Overall (All Time): #1,648,729 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5562625	Reusasble syringe with a disposable needle sheath	—	1996-10-08
5341929	Keyboard tray assembly	—	1994-08-30
4639101	Three dimensional mirrored aquarium ornament	—	1987-01-27