Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6919502 | Musical tone generation apparatus installing extension board for expansion of tone colors and effects | — | 2005-07-19 |
| 6843839 | Ink, recording method, recording unit, ink cartridge, ink set, and recording apparatus | Tsuyoshi Kanke, Kumiko Mafune, Hisashi Teraoka, Yuko Yakushigawa | 2005-01-18 |