Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8162732 | Display device, system and methods for a craps table | James H. Halsey | 2012-04-24 |
| 7370798 | Coaligned bar codes and validation means | — | 2008-05-13 |
| 7299109 | Vending machine having promotional features | James H. Halsey | 2007-11-20 |
| 7268688 | Shielded RFID transceiver with illuminated sensing surface | — | 2007-09-11 |
| 7264169 | Coaligned bar codes and validation means | — | 2007-09-04 |
| 6920431 | Remote ordering system and method | Robert S. Showghi | 2005-07-19 |
| 6873970 | Remote ordering system | Robert S. Showghi | 2005-03-29 |
| 6564997 | Electronic security key for enabling electronic coin acceptors and the like | — | 2003-05-20 |
| 6473739 | Remote ordering system | Robert S. Showghi | 2002-10-29 |
| 6377167 | Multi frequency photoelectric detection system | Paul Mathews, Robert I Lewis | 2002-04-23 |
| 6201236 | Detection system with improved noise tolerance | — | 2001-03-13 |
| 6112876 | Token having predetermined optical characteristics and a token validation device therefor | Dave Dauterman | 2000-09-05 |
| 6021882 | Token having predetermined optical characteristics and a token validation device therefor | Dave Dauterman | 2000-02-08 |
| 5675326 | Method of determining optimal detection beam locations using reflective feature mapping | Paul Mathews | 1997-10-07 |
| 5660304 | Vending apparatus and method having improved reliability | James H. Halsey, James W. Erwin | 1997-08-26 |
| 5586684 | Vending apparatus and method having improved reliability | James H. Halsey, James W. Erwin | 1996-12-24 |
| 5463384 | Collision avoidance system for vehicles | — | 1995-10-31 |
| 5418359 | Method and apparatus for detecting objects with range-dependent blocking | Paul Mathews | 1995-05-23 |
| 5410444 | Electronic control system for a locked drawer | — | 1995-04-25 |
| 5371681 | Method of displaying vending periods of time | James H. Halsey | 1994-12-06 |
| 5354983 | Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle | Paul Mathews | 1994-10-11 |
| 5311012 | Method and apparatus for detecting objects with modifying gain and sensor means | Paul Mathews | 1994-05-10 |
| 5243181 | Noise-insensitive, photoelectric transceiver including a digital stability indicator | Vadim Bondarev | 1993-09-07 |
| 5046841 | Token having a predetermined optical characteristic, and a token validation device for use therewith | Johnny H. Halsey, James H. Halsey | 1991-09-10 |
| 4990895 | Method and apparatus for testing photoelectric circuits | — | 1991-02-05 |