| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Italy | 1 | |
| #11 | Netherlands | 1 | |
| #12 | Sweden | 1 | |
| #13 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Electrical machinery and energy | |
| #3 | Surface technology and coating | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Cables and insulators | |
| #3 | Layered products | |
| #4 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cowx Douglas B | 2 |
| #2 | Wolnik Mark Andrew | 2 |
| #3 | Stover George Perry | 2 |
| #4 | Stover G P | 2 |
| #5 | Wolnik M A | 2 |
| #6 | Wolnik Ma | 1 |
| #7 | Wolnik M | 1 |
| #8 | Stover G | 1 |
| #9 | Stover Gp | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4424988A | Frangible pipe coupling | |
| DE2518726A1 | SUPPLY TAPE |