Ralph G. Upton

SG Sanders Gmbh: 2 patents #37 of 158Top 25%

📍 Nashua, NH: #765 of 1,592 inventorsTop 50%

🗺 New Hampshire: #5,349 of 12,181 inventorsTop 45%

Overall (All Time): #2,324,961 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4941202	Multiple segment flextensional transducer shell	—	1990-07-10
4462093	Symmetrical shell support for flextensional transducer	—	1984-07-24