Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6714114 | Magnetic sticking sheet and method of producing same | Shinichi Matsumura, Kazuto Kawamata, Eiji Ohta | 2004-03-30 |
| 6693506 | Magnetic sticking sheet and method of producing same | Shinichi Matsumura, Kazuto Kawamata, Eiji Ohta | 2004-02-17 |