Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6800196 | Method of and apparatus for treating radioactive liquid wastes containing surface active agents | Takashi Nishi, Takayuki Matsumoto, Masami Matsuda, Atsushi Yukita | 2004-10-05 |
| 6742634 | Magnetic brake system and elevator trouble detection system | Yasushi Watanabe, Hiroshi Kiyosugi, Mikio Nakai, Yuki Ishida, Takashi Sekiya | 2004-06-01 |