Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7141102 | Antifreeze solution and rust inhibitor added thereto | Etsushi Tanaka, Yukio Wada | 2006-11-28 |
| 6652821 | Purificating agent for flue gas and incinerated ash and purificating method using the same | Yoshiyuki Futahashi, Yukio Wada, Eiichiro Nakayama, Kikuko Fukutani, Masami Kojima +4 more | 2003-11-25 |
| 6518225 | Lubricating fluid | Kikuko Fukutani, Yukio Wada, Eiichiro Nakayama, Yoshiyuki Futahashi, Chiyo Wada +11 more | 2003-02-11 |
| 6488749 | Rust preventive | Kikuko Fukutani, Yukio Wada, Yoshiki Ueno, Shinya Fukushima, Eiichiro Nakayama | 2002-12-03 |
| 6258759 | Metal working water and metal working composition | Sadao Futahashi, Yukio Wada, Eiichiro Nakayama | 2001-07-10 |
| 6242391 | Water-soluble cutting fluid | Eiichiro Nakayama, Yukio Wada, Shunji Suzuki | 2001-06-05 |