| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 2 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Czechia | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Finland | 1 | |
| #8 | Norway | 1 | |
| #9 | New Zealand | 1 | |
| #10 | Poland | 1 | |
| #11 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Packaging and shipping | |
| #3 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Spectacles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hagedorn Olaf | 12 |
| Publication | Filing date | Title |
|---|---|---|
| DE4435316A1 | Directly recycled envelope | |
| DE3716745A1 | Spectacle frame, without bows which clings to the head |