| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United Kingdom | 3 | |
| #3 | France | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kablitz Richard | 2 |
| #2 | Richard Kablitz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB892534A | Improvements in and relating to heat exchangers | |
| GB805197A | Improvements in or relating to plate-type heat exchangers | |
| US2834582A | Plate heat exchanger | |
| GB167950A | Overfeed stoker | |
| DE531503C | Air heater with streamlined pipes in cross-section |