| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 3 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Poland | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 | |
| #6 | Estonia | 1 | |
| #7 | Hungary | 1 | |
| #8 | India | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ekloef Hannu | 9 |
| #2 | Eklof Hannu | 4 |
| #3 | Hannu Eklaef | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI20011081A0 | Process for producing a ball valve between two pipes | |
| CA2197759A1 | A ball valve with full opening and a method for its manufacture | |
| EP0786060A1 | A ball valve with full opening and a method for its manufacture | |
| FI950495A0 | A full orifice ball valve and method of making the same | |
| FI943788A0 | Ball valve with a full opening and process for its manufacture |