Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9301578 | Belt length adjuster | Keiko Tsunashima | 2016-04-05 |
| D522039 | Eyeglasses | — | 2006-05-30 |
| 6460196 | Goggles having V-shaped elastic coupling member | Toru Tsubooka | 2002-10-08 |