Issued Patents All Time
Showing 26–50 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7347760 | Interactive toy | Craig Hendrickson, Kathleen Campisano, Jim Cordova | 2008-03-25 |
| 7299971 | Print media information systems and methods | James Marggraff | 2007-11-27 |
| 7293188 | Low voltage detection system | George L. Espinor, William L. Lucas | 2007-11-06 |
| 7187600 | Method and apparatus for protecting an integrated circuit from erroneous operation | James M. Sibigtroth, George L. Espinor, Bruce L. Morton | 2007-03-06 |
| 7106309 | Interactive apparatus using print media | Tracey Hope Jedrzejek, Richard Freeman, Mark Flowers, Eric Shuler, Margaret E. Grunert +1 more | 2006-09-12 |
| 7083420 | Interactive handheld apparatus with stylus | Alice Chen, David Goldstein, Mark Flowers, Joseph B. Miller, III, Michelle Fitts +4 more | 2006-08-01 |
| 7033178 | Interactive apparatus with interactive device | Jorge Soto | 2006-04-25 |
| 6882824 | Interactive teaching toy | — | 2005-04-19 |
| 6823224 | Data processing system having an on-chip background debug system and method therefor | George E. Baker, James M. Sibigtroth | 2004-11-23 |
| 6816703 | Interactive communications appliance | Matthew Brown, Jen Sward | 2004-11-09 |
| 6801751 | Interactive learning appliance | James Marggraff, Matthew Brown, Matt Fishbach | 2004-10-05 |
| 6793129 | Study aid apparatus and method of using study aid apparatus | Kelly Ann Chapman, Christa McClintock, Ann Earp, Andrew Hartzell, Matthew Fishbach | 2004-09-21 |
| 6761611 | Interactive apparatus with ball | Jorge Soto | 2004-07-13 |
| 6760864 | Data processing system with on-chip FIFO for storing debug information and method therefor | Jay A. Hartvigsen, James M. Sibigtroth | 2004-07-06 |
| 6750978 | Print media information system with a portable print media receiving unit assembly | James Marggraff | 2004-06-15 |
| 6716031 | Interactive learning apparatus responsive to striking | Jorge Soto | 2004-04-06 |
| 6648647 | Toy having rotating element | Jorge Soto, Barbara Mattson | 2003-11-18 |
| 6641401 | Interactive apparatus with templates | Tracey Hope Jedrzejek, Richard Freeman, Mark Flowers, Eric Shuler, Margaret E. Grunert +1 more | 2003-11-04 |
| 6608618 | Interactive apparatus using print media | Tracey Hope Jedrzejek, Richard Freeman, Mark Flowers, Eric Shuler, Margaret E. Grunert +1 more | 2003-08-19 |
| 6463257 | Interactive educational toy | — | 2002-10-08 |
| 6405248 | Method and apparatus for determining accurate topology features of a network | — | 2002-06-11 |
| D434799 | Interactive educational toy | — | 2000-12-05 |
| 6142784 | Mathematical learning game and method | — | 2000-11-07 |
| 6108702 | Method and apparatus for determining accurate topology features of a network | — | 2000-08-22 |
| D427637 | Mathematical learning game | — | 2000-07-04 |