Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669487 | IC card | Haruji Ishihara, Atsushi Shiraishi, Yosuke Yukawa | 2003-12-30 |
| 6573567 | IC card | Yosuke Yukawa, Takashi Totsuka | 2003-06-03 |
| 6555918 | Stacked semiconductor device including improved lead frame arrangement | Masachika Masuda, Tamaki Wada, Michiaki Sugiyama, Toshio Sugano, Yasushi Takahashi +1 more | 2003-04-29 |
| 6531773 | Semiconductor device | Masachika Masuda, Kouichi Kanemoto, Tamaki Wada | 2003-03-11 |