| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 5 | |
| #2 | United Kingdom | 5 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | United States | 4 | |
| #5 | Canada | 2 | |
| #6 | Denmark | 1 | |
| #7 | Norway | 1 | |
| #8 | Portugal | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Mechanical elements | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Venting or aerating devices | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Alexander Arthur | 6 |
| #2 | Tofield Graham Michael | 6 |
| #3 | Jepson Peter | 6 |
| #4 | Tofield Graham M | 5 |
| #5 | Imiolek Mieczslaw | 4 |
| #6 | Markland Eric | 3 |
| #7 | Imiolek Mieczyslaw | 2 |
| #8 | Lucas Gary Peter | 2 |
| #9 | Kalsi Hardyal Singh | 2 |
| #10 | Imolek Mieczyslaw | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8800973D0 | Improvements relating to gas meters | |
| GB8720359D0 | Stop cock | |
| GB8720358D0 | Thermal cut-off valve | |
| GB8720356D0 | Fluid meter | |
| GB8720357D0 | Fluid metering system |