Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807915 | Method of carbonization of organic waste and apparatus therefor | Masahiro Sugano, Yoshihiro NAGASHIMA, Masashi Ibata | 2004-10-26 |
| 6801675 | Optical modulator | Masaharu Doi, Shinji Taniguchi, Masaki Sugiyama | 2004-10-05 |