Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771449 | Falling sensor and the information processing device making use of it | Tatsuya Ito, Tadashi Okumura, Tsuyoshi Takahashi, Masatoshi Ishikawa, Tetsuo Yuki | 2004-08-03 |
| 6691576 | Thickness measuring device for cylindrical tank bottom plate | Nobuyoshi Sato, Kazuhiro Nojiri, Tatsuya Fukunaga, Fuminori Kiyota, Ryota Kajiki | 2004-02-17 |