Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391075 | Packaged air filter part and method of packaging the air filter part | Kazuhiro Meiji, Osamu Inoue, Shinji Ohno | 2002-05-21 |
| 6336948 | Fire-retardant filter medium and air filter unit | Osamu Inoue, Shinichi Chaen, Nobuki Uraoka, Toshio Kusumi, Jun Asano +1 more | 2002-01-08 |