Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7650245 | Impulse line-clogging detecting unit and impulse line-clogging detecting method | Takumi Hashizume, Tetsuya Wakui, Nobuo Miyaji, Yoshitaka Yuki | 2010-01-19 |
| 7406387 | Apparatus and method for detecting blockage of impulse lines | Takumi Hashizume, Tetsuya Wakui, Nobuo Miyaji | 2008-07-29 |