Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661874 | X-ray image diagnostic apparatus | — | 2003-12-09 |
| 6613834 | Low dielectric constant film material, film and semiconductor device using such material | Yoshihiro Nakata, Shun-ichi Fukuyama, Ei Yano, Tamotsu Owada, Iwao Sugiura | 2003-09-02 |
| 6594431 | Optical waveguide | Ikuo Matsukura | 2003-07-15 |
| 6521855 | Hybrid gas insulation switchgear apparatus | Kozo Matsushita, Hiroshi Furuta, Kenji Arai, Osamu Nakano, Kazutoshi Ogata | 2003-02-18 |