Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D480764 | Information storage cartridge for electronic game machine | Kenichi Sugino, Yui Ehara | 2003-10-14 |
| D470127 | Speaker box for electronic game machine | Noriko Kitamura, Masaru Nishida | 2003-02-11 |