Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189389 | Ultrasonic flowmeter | Jan Aart van Bekkum | 2001-02-20 |
| 5987997 | Ultrasound flow measurement method | Abram Klaas Roskam, Jan Aart van Bekkum | 1999-11-23 |
| 5908992 | Ultrasound flow measurement method | Abram Klaas Roskam, Jan Aart van Bekkum | 1999-06-01 |