Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592802 | Process for production of polymer sheet and optical polymer sheet | Hideki Goto, Junji Tanaka, Toshimasa Eguchi, Shinji Ohno | 2003-07-15 |
| 6581819 | Panel structure, a friction stir welding method, and a panel | Kinya Aota, Yasuo Ishimaru | 2003-06-24 |