| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | United Kingdom | 2 | |
| #3 | Canada | 1 | |
| #4 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Radio navigation | |
| #3 | Measuring length, angles and areas | |
| #4 | Handling thin material | |
| #5 | Analysing materials | |
| #6 | Measuring temperature |
| # | Name | Total Patents |
|---|---|---|
| #1 | Benson James M | 5 |
| #2 | Rounion William A | 2 |
| #3 | Hastings Charles E | 1 |
| #4 | Quittner George F | 1 |
| #5 | Kolderup Leroy S | 1 |
| #6 | Allen Rounion William | 1 |
| #7 | Hawk Charles E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3333265A | Multi-dimensional navigation system with minimum frequency requirement | |
| US3229522A | Thermal flowmeter | |
| US3260113A | Heat transfer measuring apparatus | |
| US3282085A | Fluid operated filament diameter measuring device | |
| US3181357A | Thermal flowmeter | |
| US3147618A | Fluid flow measuring apparatus | |
| US2971189A | Radio system | |
| CA632550A | Phase angle measuring apparatus |