| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 3 | |
| #4 | Germany | 2 | |
| #5 | France | 2 | |
| #6 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Agriculture | |
| #3 | Telecommunications | |
| #4 | Control |
| # | Technology | |
|---|---|---|
| #1 | Measuring speed and acceleration | |
| #2 | Measuring volume | |
| #3 | Animal catching | |
| #4 | Alarm systems | |
| #5 | Selecting | |
| #6 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Okkerse Simon W J H | 6 |
| #2 | Wood Hugh C | 5 |
| #3 | Robar James D J | 5 |
| #4 | Wood H C | 1 |
| #5 | Okkerse S W J H | 1 |
| #6 | Robar James D | 1 |
| #7 | Friesen Robert J | 1 |
| #8 | Cruder Oliver | 1 |
| #9 | Johnson Dennis W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4463345A | Seed flow monitor | |
| US4441101A | Grain sensor | |
| DE3101777A1 | DEVICE FOR MEASURING THE SPEED OF MOTION OF A METAL OBJECT | |
| CA1157141A | Grain sensor | |
| CA1167145A | Sprayer flowmeter | |
| CA1202740A | Rural interface device |