| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Measuring length, angles and areas | |
| #3 | Sound-producing devices | |
| #4 | Measuring mechanical vibrations |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hazony Dov | 11 |
| #2 | Berris Jr Richard E | 5 |
| #3 | Berris Richard E Jr | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US5612930A | Ultrasonic transducer | |
| US5492014A | Ultrasonic transducer for monitoring acoustic emissions | |
| CA2068505A1 | Ultrasonic transducer | |
| CA2033153A1 | Ultrasonic transducer | |
| US5016474A | Ultrasonic transducer | |
| CA1321638C | Ultrasonic transducer | |
| CA1291809C | Ultrasonic transducer | |
| US4757713A | Ultrasonic transducer |