| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 24 | |
| #2 | United States | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | Switzerland | 1 | |
| #5 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes | |
| #3 | Measurement | |
| #4 | Machine tools | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Finishing textile fabrics | |
| #2 | Analysing materials | |
| #3 | Steam generation | |
| #4 | Venting or aerating devices | |
| #5 | Separation | |
| #6 | Textile treatments | |
| #7 | Sawing | |
| #8 | Heat-exchanger without contact | |
| #9 | Grates | |
| #10 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Max Spuhr | 5 |
| #2 | Spuhr Max | 1 |
| #3 | Hugo Hannes | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1935526A | Manufacture of edge-lining strips | |
| GB329938A | Improvements in methods of and apparatus for shrinking cloth or other woven fabrics | |
| US1817855A | Method of and apparatus for shrinking cloth or cloth goods | |
| US1487762A | Rotary disk valve | |
| GB168574A | Rotary valves | |
| US1494387A | Steam and water separator | |
| GB173557A | Improvements in and relating to steam separators |