Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749130 | System and method for teaching pre-keyboarding and keyboarding | Janice Z. Olsen, Emily Knapton, Robert Walnock, Hank Isaac, Ralph Sklarew | 2023-09-05 |
| 10992314 | Residue number systems and methods for arithmetic error detection and correction | — | 2021-04-27 |
| 10839710 | System and method for teaching pre-keyboarding and keyboarding | Janice Z. Olsen, Emily Knapton, Robert Walnock, Hank Isaac, Ralph Sklarew | 2020-11-17 |
| 10649736 | Normalization unit for signed operands | — | 2020-05-12 |
| 10649737 | Reverse conversion apparatus for residue numbers | — | 2020-05-12 |
| 10599398 | Residue number matrix multiplier | — | 2020-03-24 |
| 10387122 | Residue number matrix multiplier | — | 2019-08-20 |
| 10269262 | System and method for teaching pre-keyboarding and keyboarding | Janice Z. Olsen, Emily Knapton, Robert Walnock, Hank Isaac, Ralph Sklarew | 2019-04-23 |
| 9712185 | System and method for improved fractional binary to fractional residue converter and multipler | — | 2017-07-18 |
| 9395952 | Product summation apparatus for a residue number arithmetic logic unit | — | 2016-07-19 |
| 9311050 | Conversion apparatus for a residue number arithmetic logic unit | — | 2016-04-12 |
| 9245417 | Mystery jackpot with restricted payout system and method therefor | — | 2016-01-26 |
| 9081608 | Residue number arithmetic logic unit | — | 2015-07-14 |
| 9058722 | Random payout system and method for gaming devices | — | 2015-06-16 |
| 8845412 | Mystery-bingo jackpot with increased payout frequency | — | 2014-09-30 |
| 8636578 | Mystery jackpot with bingo game trigger | — | 2014-01-28 |
| 8535146 | Random payout system and method for gaming devices | — | 2013-09-17 |
| 8430746 | Mystery jackpot with restricted payout system and method therefor | — | 2013-04-30 |
| 7451176 | System and method providing multi-tier applications architecture | Mark Anders, Gary S. Burd, Scott D. Guthrie, Satoshi Nakajima, Dmitry Robsman +3 more | 2008-11-11 |
| 7311162 | Apparatus and method for traversing compound curved and other surfaces | William Jeswine, Frank Dailey, Cameron Cox | 2007-12-25 |
| 6742617 | Apparatus and method for traversing compound curved and other surfaces | William Jeswine, Frank Dailey | 2004-06-01 |
| 6656048 | Controller-based linked gaming machine bonus system | — | 2003-12-02 |
| 6217448 | Controller-based linked gaming machine bonus system | — | 2001-04-17 |
| 6210275 | Progressive jackpot game with guaranteed winner | — | 2001-04-03 |
| 6146273 | Progressive jackpot gaming system with secret bonus pool | — | 2000-11-14 |