| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | Canada | 1 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | Japan | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Medical technology | |
| #4 | Chemical engineering | |
| #5 | Engines, pumps and turbines | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Sewers | |
| #2 | Roof coverings | |
| #3 | Marine propulsion | |
| #4 | Physical therapy devices | |
| #5 | Siphons | |
| #6 | Cleaning | |
| #7 | Sanitary equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sterzel Erich | 9 |
| #2 | Eeritsuhi Shiyuterutsueru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102018007852A1 | Jet nozzle, in particular for a recoil drive | |
| DE4317765A1 | Water jet propulsion for water vehicles | |
| DE3636235A1 | Nozzle arrangement for generating a directed flow | |
| US4634312A | Self cleaning drain gutter or pipe | |
| DE3325729A1 | Washing and massaging device for the back | |
| DE3319424A1 | Discharge channel | |
| DE3317228A1 | Drainage channel, in particular gutter or drainpipe | |
| DE3305260A1 | Mobile tanker cleaning system |