| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 20 | |
| #2 | United States | 4 | |
| #3 | Switzerland | 1 | |
| #4 | United Kingdom | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Textiles and paper | |
| #3 | Furniture and games | |
| #4 | Civil engineering | |
| #5 | Measurement | |
| #6 | Machine tools | |
| #7 | Machines | |
| #8 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Woven fabrics | |
| #3 | Turning | |
| #4 | Analysing materials | |
| #5 | Kitchen equipment | |
| #6 | Shafts | |
| #7 | Physical training equipment | |
| #8 | Supplying fuel to combustion device | |
| #9 | Unspecified technologies | |
| #10 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Otto Fritz | 7 |
| #2 | Fritz Otto | 6 |
| #3 | Russell Gus | 1 |
| #4 | Ohnesorge Dipl-Ing Otto | 1 |
| #5 | Siewert Hans-Peter | 1 |
| #6 | Wilkinson John | 1 |
| #7 | Dr Fritz Peter W Dipl-Chem | 1 |
| #8 | Jun Heinz Becker | 1 |
| #9 | Schaefer Dipl-Ing Hermann | 1 |
| #10 | Grosse-Oetringhaus Helmut Dipl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO0156667A2 | A sports court | |
| US1957724A | Intermediate connection for haulage cages | |
| US1884981A | Flexible suspension for rope hoisting equipment and in particular for mine cage winding | |
| US1748390A | Intermittent gear | |
| GB236948A | Improvements in shuttle change box mechanism for looms |