| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | Canada | 3 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Electrical machinery and energy | |
| #5 | Measurement | |
| #6 | Surface technology and coating | |
| #7 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Gearing | |
| #3 | Steam turbines | |
| #4 | Measuring distances | |
| #5 | Grinding or polishing devices | |
| #6 | Layered products | |
| #7 | Frames | |
| #8 | Accessories for machine tools | |
| #9 | Electric switches | |
| #10 | Ammunition fuzes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sonnet Hermann | 3 |
| #2 | Roesch Adolf | 2 |
| #3 | Adolf Roesch | 2 |
| #4 | Muth Ludwig | 1 |
| #5 | Soehlmann Dipl-Ing Just | 1 |
| #6 | Ludwig Muth | 1 |
| #7 | Soehlemann Just | 1 |
| #8 | Just Sohlemann | 1 |
| #9 | Hermann Sonnet | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB821130A | Improved bearing arrangement | |
| US2810615A | Lubricating arrangement for high speed spindles | |
| US2828938A | Turbine spindle bearing | |
| GB770375A | Improvements in or relating to spindle bearings | |
| GB764467A | Improvements in or relating to gyroscopes | |
| GB405115A | Improvements in compound metal sheets | |
| CA570025A | Spindle bearing | |
| CA546738A | Gyroscopes | |
| CA611001A | Bearing arrangement |