Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736506 | Eyeglasses made-to-order system | Toshihisa Akaba, Isao Iizuka, Yasushi Sakai, Shigeru Watanabe | 2004-05-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736506 | Eyeglasses made-to-order system | Toshihisa Akaba, Isao Iizuka, Yasushi Sakai, Shigeru Watanabe | 2004-05-18 |