Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652821 | Purificating agent for flue gas and incinerated ash and purificating method using the same | Yasuo Fukutani, Yoshiyuki Futahashi, Yukio Wada, Eiichiro Nakayama, Masami Kojima +4 more | 2003-11-25 |
| 6518225 | Lubricating fluid | Yasuo Fukutani, Yukio Wada, Eiichiro Nakayama, Yoshiyuki Futahashi, Chiyo Wada +11 more | 2003-02-11 |
| 6488749 | Rust preventive | Yasuo Fukutani, Yukio Wada, Yoshiki Ueno, Shinya Fukushima, Eiichiro Nakayama | 2002-12-03 |
| 6448207 | Metal working fluid | Mie Tanaka, Eiichiro Nakayama, Yoshiki Ueno, Shinya Fukushima, Kosuke WADA +1 more | 2002-09-10 |