| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Japan | 2 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Mechanical elements | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Measuring speed and acceleration | |
| #3 | Testing of structures | |
| #4 | Measuring force, work and fluid pressure | |
| #5 | Sound-producing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Norres Albert | 9 |
| #2 | Norres Richard | 9 |
| Publication | Filing date | Title |
|---|---|---|
| DE10247570B3 | Flexible hose line | |
| DE10005043C1 | Driving simulation and rev and torque measuring device for automobile fitted to wheel axle in place of standard wheel | |
| DE19547565C1 | Tube or ducting with sound attenuation used in e.g. gas turbine applications | |
| DE4445795C1 | Gas feed component for inhibiting and dampening noise spreading in main channels | |
| DE4445794C1 | Gas-duct inner tube externally joined to heavy metal formers |