Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502938 | Attachment structure of a frame body relative to a front portion | Hideyo Miyoshi, Shuichiro Ishikawa, Katsumi Yamamoto, Osamu Morihiro | 2003-01-07 |
| 6210004 | Turning mechanism of a temple with respect to a bracket and eyeglasses using the same | Kaoru Horikawa | 2001-04-03 |