Raymond L. Houserman

CA Coin Acceptors: 2 patents #10 of 57Top 20%

📍 Chesterfield, MO: #2,561 of 6,461 inventorsTop 40%

🗺 Missouri: #8,863 of 23,789 inventorsTop 40%

Overall (All Time): #2,328,983 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4809838	Coin detection means including a current ramp generator	—	1989-03-07
4712049	Operation completion detection means	—	1987-12-08