Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6587141 | Image-taking lens system | — | 2003-07-01 |
| 6579628 | Multi-layered anti-coking heat resistant metal tube and method for manufacture thereof | Yuko Takeuchi, Yoshihisa Kato, Noriyoshi Yokota, Seiya Asari, Masaki Tsuchiya +1 more | 2003-06-17 |