| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Argentina | 1 | |
| #2 | Brazil | 1 | |
| #3 | German Democratic Republic | 1 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 | |
| #6 | Spain | 1 | |
| #7 | Finland | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Greece | 1 | |
| #10 | Ireland | 1 | |
| #11 | India | 1 | |
| #12 | Italy | 1 | |
| #13 | Japan | 1 | |
| #14 | Netherlands | 1 | |
| #15 | Norway | 1 | |
| #16 | Portugal | 1 | |
| #17 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Testing of structures |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dunn Emmett Lee | 8 |
| #2 | Emetsuto Rii Dan | 1 |
| #3 | Lee Dunn Emmett | 1 |
| #4 | Emmett Lee Dunn | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB2075692A | Valve testing apparatus | |
| IE801267L | Clarip |