Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6299167 | Playing card shuffling machine | Randy D. Sines, Leonard A. Hale | 2001-10-09 |
| 6019368 | Playing card shuffler apparatus and method | Randy D. Sines, Leonard A. Hale | 2000-02-01 |
| 5934998 | Blackjack game system and methods | Randy D. Sines | 1999-08-10 |
| 5934672 | Slot machine and methods of operation | Randy D. Sines | 1999-08-10 |
| 5676372 | Playing card shuffler | Randy D. Sines, Leonard A. Hale | 1997-10-14 |
| 5586766 | Blackjack game system and methods | Randy D. Sines | 1996-12-24 |
| 5584483 | Playing card shuffling machines and methods | Randy D. Sines, Norman Kelln, Leonard A. Hale | 1996-12-17 |
| 5518249 | Cards and methods for playing blackjack | Randy D. Sines | 1996-05-21 |
| D366503 | Blackjack card deck | Randy D. Sines, David A. Krise | 1996-01-23 |
| 5403015 | Cards and methods for playing casino 21 or blackjack | Randy D. Sines | 1995-04-04 |