Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822153 | Method and apparatus for interactive real time music composition | Rory Johnston, Lawrence Schwedler, James Phillipsen | 2004-11-23 |
| 6716103 | Portable game machine | Charles P. Eck, Hiroshi Kamada | 2004-04-06 |