| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | United States | 3 | |
| #3 | Germany | 2 | |
| #4 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Machine tools | |
| #5 | Transport | |
| #6 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Domestic stoves for solid fuels | |
| #2 | Clutches and brakes | |
| #3 | Unspecified technologies | |
| #4 | Metal-working | |
| #5 | Gearing | |
| #6 | Venting or aerating devices | |
| #7 | Protective garments | |
| #8 | Burners | |
| #9 | Vehicle brake control systems | |
| #10 | Controlling combustion |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lang Walter | 8 |
| #2 | Walter Lang | 4 |
| #3 | Old Christof | 2 |
| #4 | Burdorf Kai | 1 |
| #5 | Mcnelly Richard L | 1 |
| #6 | Koch Josef | 1 |
| #7 | Lang Walter Jr | 1 |
| #8 | Melber Karl-Georg | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2012273077A1 | Flow resistor | |
| DE3311603A1 | Process for controlling the combustion, especially of heating oil, in a heating system, and burner for carrying out the process | |
| CA1167490A | Scaffold moving device | |
| DE2541018A1 | Slip monitor for anti ski brakes - with sprung servo between axle and brake mounting to monitor brake drag |