Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391083 | Mixture for powder metallurgy product and method for producing the same | Nobuaki Akagi, Shinya Kawai, Masaaki Satoh, Yoshikazu Seki, Hideaki Ushio +1 more | 2002-05-21 |
| 6352579 | Chemical filter unit and gas purification system | Nami Hirata, Yoichi Fujumura, Hideo Saruyama | 2002-03-05 |