Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828669 | Interconnection substrate having metal columns covered by a resin film, and manufacturing method thereof | Takahiro Iijima, Yuichi Matsuda | 2004-12-07 |
| 6744949 | Single-element optical wavelength bandpass filter formed in optical fiber or optical waveguide and method of manufacture thereof | Yoshinori Takeuchi | 2004-06-01 |
| 6674931 | Adaptive dispersion compensation device and control method for the same | Kensuke Ogawa, Akira Suzuki | 2004-01-06 |