Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931304 | Coin-discriminator voucher anti-counterfeiting method and apparatus | David J. Brown, Kirk Beach, Daniel A. Gerrity, Steven Geiger, Scott Scherer | 2011-04-26 |
| 7464868 | Coin-discriminator voucher anti-counterfeiting method and apparatus | David J. Brown, Kirk Beach, Daniel A. Gerrity, Steven Geiger, Scott Scherer | 2008-12-16 |
| 7344160 | Coin-discriminator voucher anti-counterfeiting method and apparatus | Steven Geiger, David J. Brown, Scott Scherer | 2008-03-18 |
| 6644696 | Coin-discriminator voucher anti-counterfeiting method and apparatus | David J. Brown, Steven Geiger, Scott Scherer | 2003-11-11 |
| 6349972 | Coin-discriminator voucher anti-counterfeiting method and apparatus | Steven Geiger, David J. Brown, Scott Scherer | 2002-02-26 |