| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | United States | 3 | |
| #3 | Switzerland | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 | |
| #6 | China | 1 | |
| #7 | France | 1 | |
| #8 | Hungary | 1 | |
| #9 | India | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Medical technology | |
| #3 | Civil engineering | |
| #4 | Thermal processes | |
| #5 | Electrical machinery and energy |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kohler Guido | 14 |
| #2 | Guido Kohler | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN104144881A | Water cleaning system | |
| WO2005102401A2 | Sterilizing device and a method for sterilizing of fluids | |
| EP0825389A2 | Installation for space heating | |
| HU9501642D0 | Flaw cover, mainly for raceways and manholes | |
| CH686892A5 | Concrete-filled manhole cover e.g. for underground cable chute |