Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6867355 | Drum acoustic wire assembly and a drum using the same | — | 2005-03-15 |
| 6849793 | Drum acoustic wire assembly and a drum using the same | Shigehiro Okamoto | 2005-02-01 |
TO
Tomio Okamoto
Overall (2005): #30,993 of 245,428Top 15%
2
Patents 2005