Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497819 | Method and apparatus for treating waste water | Kei Baba, Toshiaki Tsubone, Tatsuo Takechi, Yukihiko Okamoto | 2002-12-24 |
| 6498478 | Azimuth measuring method, azimuth measuring apparatus, position measuring method, and position measuring apparatus | Fumio Sakata, Nobuyoshi Yamazaki, Koji Watanabe | 2002-12-24 |
| 6387254 | Apparatus for wastewater treatment | Tatsuo Takechi, Masahisa Tanabe, Toshiaki Tsubone, Jun Miyata, Kei Baba +1 more | 2002-05-14 |