| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | Switzerland | 2 | |
| #3 | German Democratic Republic | 2 | |
| #4 | Germany | 2 | |
| #5 | Denmark | 2 | |
| #6 | France | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Israel | 2 | |
| #9 | Italy | 2 | |
| #10 | Japan | 2 | |
| #11 | Netherlands | 2 | |
| #12 | Norway | 2 | |
| #13 | New Zealand | 2 | |
| #14 | Sweden | 2 | |
| #15 | South Africa | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Thermal processes | |
| #3 | Environmental technology | |
| #4 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Emmerton Roy Alan | 6 |
| #2 | Emmerton R | 4 |
| #3 | Emmerton Roy A | 4 |
| #4 | Emmerton R A | 3 |
| #5 | Roi Aran Emaaton | 2 |
| #6 | Emmerton P A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DD145660A5 | Heat pump | |
| DD146228A5 | Control system for supplying multi-phase loads | |
| CH629585A5 | Heat pump | |
| NZ190517A | Reversible heat pump reverse rotation of compressor drive |