| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 4 | |
| #3 | Australia | 2 | |
| #4 | Germany | 2 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Finland | 1 | |
| #7 | France | 1 | |
| #8 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Basic materials chemistry | |
| #5 | Weapons | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Fire-fighting | |
| #2 | Systems controlling non-electric variables | |
| #3 | Unspecified technologies | |
| #4 | Blasting | |
| #5 | Unspecified technologies | |
| #6 | Armour | |
| #7 | Chemical means for extinguishing fires | |
| #8 | Spraying devices | |
| #9 | Animal care | |
| #10 | Preservation of human bodies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Clark Charles J | 4 |
| #2 | Bennett Edward M | 4 |
| #3 | Stevens A Brian | 3 |
| #4 | Hardy John C | 3 |
| #5 | Clark L S | 2 |
| #6 | Sanderson Ian S | 2 |
| #7 | Clark Langdon Sumner | 2 |
| #8 | Hardy James C | 2 |
| #9 | Clark L | 1 |
| #10 | Hendrickson Constance | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4836939A | Stable expandable foam & concentrate & method | |
| US4589341A | Method for explosive blast control using expanded foam | |
| CA1243869A | Method for explosive blast control | |
| US4541947A | Method for crowd and riot control | |
| US3934604A | Proportioning apparatus | |
| CA997401A | Foam dispersal nozzle | |
| DE2421566A1 | Fire extinguishing foam dispensing nozzle - provides reduced back pressure and avoids excessive compression of foam in nozzle | |
| AU6850274A | Nozzle | |
| US3840074A | Three way remote controlled dual agent fire fighting turret | |
| US3823876A | Foam dispersal nozzle |