| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Brazil | 2 | |
| #3 | Canada | 2 | |
| #4 | China | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Norway | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | Argentina | 1 | |
| #9 | EAPO (Eurasian Patent Organization) | 1 | |
| #10 | Finland | 1 | |
| #11 | Hungary | 1 | |
| #12 | Indonesia | 1 | |
| #13 | Israel | 1 | |
| #14 | India | 1 | |
| #15 | Republic of Korea | 1 | |
| #16 | Mexico | 1 | |
| #17 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Klyde Ingolf | 20 |
| #2 | Saghaug Einar | 7 |
| #3 | Royrvik Erling | 6 |
| #4 | Ingolf Klyde | 2 |
| #5 | Roeyrvik Erling | 2 |
| #6 | Saghaug E | 1 |
| #7 | Klydei Ingolf | 1 |
| #8 | Saghaung Einar | 1 |
| #9 | Roivik E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR0008165A | Ball valve device | |
| WO9114891A1 | A ball valve |