Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604433 | Ultrasonic transducer and ultrasonic flowmeter | Naoko Azuma, Akihisa Adachi, Tooru Ninomiya, Kenzo Ohji | 2003-08-12 |
| 6508133 | Ultrasonic flowmeter and ultrasonic generator/detector | Akihisa Adachi, Atsushi Watanabe, Toshiharu Sato, Naoko Azuma | 2003-01-21 |