Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7569282 | Electromagnetic shielding copper foil, method of production thereof and electromagnetic shield | Yasuhisa Yoshihara | 2009-08-04 |
| 7476449 | Electromagnetic shielding copper foil, method of production thereof and electromagnetic shield | Yasuhisa Yoshihara | 2009-01-13 |
| 7172818 | Copper foil for chip-on-film use, plasma display panel, or high-frequency printed circuit board | Tadao Nakaoka, Akitoshi Suzuki, Hideo Otsuka | 2007-02-06 |
| 6939622 | Chip-on-film use copper foil | Yasuhisa Yoshihara | 2005-09-06 |