Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686905 | Keyboard apparatus | Kazuya Suzuki, Toshikazu Saito | 2004-02-03 |
YT
Yohei Tanaka
Overall (2004): #81,344 of 270,089Top 35%
1
Patents 2004