| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | United States | 3 | |
| #3 | Germany | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Brazil | 1 | |
| #6 | France | 1 | |
| #7 | Italy | 1 | |
| #8 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ryder Frederick | 3 |
| #2 | Fishman Bernard | 3 |
| #3 | Bloom Gerald | 3 |
| #4 | Bernard Fishman | 3 |
| #5 | Masnik Walter | 3 |
| #6 | Gerald Bloom | 2 |
| #7 | Bloom G | 2 |
| #8 | Masnik W | 2 |
| #9 | Frederick Ryder | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3921448A | Mass flowmeter | |
| US3338097A | Mass flowmeter | |
| US3240061A | Mass flowmeter | |
| DE1295866B | Arrangement for measuring the amount of mass flowing through a line in the unit of time | |
| GB975712A | Improvements in mass flowmeters | |
| CA763190A | Mass flowmeter | |
| CA780633A | Mass flowmeter |