Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796189 | Ultrasonic flowmeter having sequentially changed driving method | Yasuhiro Umekage, Yukio Nagaoka, Shuji Abe, Yuji Nakabayashi, Kenzo Ohji +5 more | 2004-09-28 |
| 6772643 | Flow meter | Koichi Takemura, Shuji Ab | 2004-08-10 |