Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6513391 | Transmitting and/or receiving head for sonic flowmeters | Alexander Marnix Heijnsdijk, Cornelis Johannes Hogendoorn, Arie Huijzer, Marcel Meijlom Molenaar, John C. Visser | 2003-02-04 |
| 6189389 | Ultrasonic flowmeter | Vladimir Smychliaev | 2001-02-20 |
| 5987997 | Ultrasound flow measurement method | Abram Klaas Roskam, Vladimir Smychliaev | 1999-11-23 |
| 5908992 | Ultrasound flow measurement method | Abram Klaas Roskam, Vladimir Smychliaev | 1999-06-01 |