| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 7 | |
| #2 | United States | 6 | |
| #3 | Canada | 4 | |
| #4 | New Zealand | 4 | |
| #5 | Brazil | 3 | |
| #6 | Spain | 3 | |
| #7 | United Kingdom | 3 | |
| #8 | Japan | 3 | |
| #9 | Argentina | 2 | |
| #10 | Germany | 2 | |
| #11 | France | 2 | |
| #12 | Israel | 2 | |
| #13 | Italy | 2 | |
| #14 | Belgium | 1 | |
| #15 | EPO (European Patent Office) | 1 | |
| #16 | Mexico | 1 | |
| #17 | Netherlands | 1 | |
| #18 | Portugal | 1 | |
| #19 | Sweden | 1 | |
| #20 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #21 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Thermal processes | |
| #5 | Electrical machinery and energy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zinn Michael Francis | 15 |
| #2 | Zinn Michael F | 10 |
| #3 | Zinn M F | 6 |
| #4 | Krulick Steven Edward | 5 |
| #5 | Leonard Ronald William | 5 |
| #6 | Leonard R W | 4 |
| #7 | Krulick S E | 4 |
| #8 | Leonard R | 4 |
| #9 | Zinn M | 4 |
| #10 | Krulick S | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US4399319A | Thermally insulated composite flexible hose | |
| AU7257881A | Elastomeric tube connection | |
| IL62767D0 | Solar collector | |
| US4341002A | Tool for flexible tube installation | |
| US4353352A | Solar thermosyphon water heater | |
| GB2060811A | Heat exchange fluid conducting strip | |
| US4354546A | Header pair and double tube mat connection | |
| US4270596A | Tube mat heat exchanger | |
| US4176654A | Solar heating apparatus |