| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | United Kingdom | 3 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | Switzerland | 1 | |
| #7 | Germany | 1 | |
| #8 | Egypt | 1 | |
| #9 | Spain | 1 | |
| #10 | Finland | 1 | |
| #11 | France | 1 | |
| #12 | Israel | 1 | |
| #13 | India | 1 | |
| #14 | Italy | 1 | |
| #15 | Netherlands | 1 | |
| #16 | Norway | 1 | |
| #17 | Sweden | 1 | |
| #18 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Thermal processes | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Strickland Robert George | 9 |
| #2 | Keyes John Harold | 9 |
| #3 | Strickland Charles Irvin | 9 |
| #4 | Keyes John H | 3 |
| #5 | Strickland C I | 2 |
| #6 | Strickland R | 2 |
| #7 | Strickland R G | 2 |
| #8 | Keyes J | 2 |
| #9 | Keyes J H | 2 |
| #10 | Strickland C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4088266A | Method and apparatus for collecting, storing and transmitting solar heat | |
| US4088117A | Solar heat collecting units | |
| GB1509763A | Solar heat collector | |
| US3946720A | Solar heat collector | |
| US3946944A | Method of heating a building structure with solar heat | |
| US3946721A | Method of collecting and storing solar heat | |
| US3894685A | Solar heating system |