Carl Oppenheimer

AS Acoustic Standards: 1 patents #1 of 3Top 35%

📍 Sycamore, IL: #1 of 6 inventorsTop 20%

🗺 Illinois: #566 of 2,749 inventorsTop 25%

Overall (1982): #73,186 of 81,411Top 90%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4333377	Tone generation system for electronic musical instrument	Thomas A. Niezgoda	1982-06-08