| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 22 | |
| #2 | United Kingdom | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Packaging and shipping | |
| #3 | Foods and drinks | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Weighing | |
| #2 | Packaging | |
| #3 | Food preservation | |
| #4 | Containers for goods storage | |
| #5 | Drying solid materials by removing liquid |
| # | Name | Total Patents |
|---|---|---|
| #1 | Siegburg Michael | 17 |
| #2 | Michael Siegburg | 1 |
| #3 | Sieburg Michael | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3135427A | Charging hopper for balances for loose bulk material | |
| GB896665A | Improvements in or relating to hoppers for supplying material to weighing machines |