| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Switzerland | 4 | |
| #3 | United Kingdom | 4 | |
| #4 | Austria | 3 | |
| #5 | Denmark | 2 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Environmental technology | |
| #4 | Electrical machinery and energy | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Pipes | |
| #3 | Batteries | |
| #4 | Cutting | |
| #5 | Accessories for machine tools | |
| #6 | Metal-working | |
| #7 | Reduction of greenhouse gas emissions | |
| #8 | Unspecified technologies | |
| #9 | Gas-flow silencers for machines | |
| #10 | Milling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Buehne Friedrich Wilhelm | 14 |
| #2 | Friedrich Wilhelm Buehne | 4 |
| #3 | Ritz August | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US787074A | Pipe or like joint. | |
| GB190412089A | Improvements in or relating to Pipe or like Joints. | |
| US684043A | Apparatus for comminuting metals. | |
| US745274A | Accumulator-plate. | |
| US658540A | Rotary nut. | |
| GB190007660A | A Screw Threaded Clutch for Engaging with a Screw Spindle. | |
| GB189925075A | Improvements in the Manufacture of Metal Shavings for Cleaning and Polishing purposes and Apparatus for that purpose. | |
| US662392A | Method of making metal wool. | |
| GB189918345A | Actuating Mechanism for Effecting the Advance of Measuring and Working Spindles. |