| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | United Kingdom | 3 | |
| #3 | Morocco | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Grates | |
| #2 | Combustion residues removal | |
| #3 | Containers for goods storage | |
| #4 | Casings for combustion chambers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sturm Hermann | 7 |
| #2 | Hermann Sturm | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2793627A | Grate with central outlet duct | |
| GB726366A | An improved grate with a central slag-outlet duct | |
| GB712274A | An improved revolving grate | |
| GB273313A | Improvements in or relating to stoppers, lids, covers or like closures for bottles, jars or the like |