Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9669435 | Metal container washing apparatus | — | 2017-06-06 |
| D671165 | Ink ribbon cassette for printer | Ryoji Okuno | 2012-11-20 |
| 7727046 | Beating appliance for cheering | — | 2010-06-01 |
| 7607960 | Sounding tool for cheering | — | 2009-10-27 |