Walter Greenwood, Jr.

AO Allen Organ: 1 patents #6 of 11Top 55%

📍 Dearborn, MI: #486 of 1,494 inventorsTop 35%

🗺 Michigan: #27,158 of 86,293 inventorsTop 35%

Overall (All Time): #1,676,583 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4696215	Manually controlled performance apparatus for electronic musical instrument	—	1987-09-29
4494649	Accumulating conveyor	—	1985-01-22
4314630	Accumulating conveyor	—	1982-02-09