| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Denmark | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Spain | 1 | |
| #6 | Finland | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Israel | 1 | |
| #10 | Italy | 1 | |
| #11 | Netherlands | 1 | |
| #12 | Norway | 1 | |
| #13 | Portugal | 1 | |
| #14 | Sweden | 1 | |
| #15 | WIPO (World Intellectual Property Organization) | 1 | |
| #16 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Friedenberg Robert M | 10 |
| #2 | Friedenberg R M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR8307641A | Indicator device for drug abuse testing and process for the same | |
| IL70391D0 | Drug abuse test indicator device and method of making same |