Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652821 | Purificating agent for flue gas and incinerated ash and purificating method using the same | Yasuo Fukutani, Yukio Wada, Eiichiro Nakayama, Kikuko Fukutani, Masami Kojima +4 more | 2003-11-25 |
| 6518225 | Lubricating fluid | Yasuo Fukutani, Kikuko Fukutani, Yukio Wada, Eiichiro Nakayama, Chiyo Wada +11 more | 2003-02-11 |