Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7454881 | Method of sealing a cylindrical inlet of a bag | Shinya Hanatani, Moriaki Saito, Masami Iguchi, Shigeo Hatada, Michio Urata | 2008-11-25 |
| 7031620 | Optical transmission device and optical transmission system using the same | Shigeru Tokita, Mitsuo Akashi, Naohiko Baba, Yoichi Honzawa | 2006-04-18 |
| 5293588 | Speech detection apparatus not affected by input energy or background noise levels | Tsuneo Nitta | 1994-03-08 |