| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | China | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Mexico | 2 | |
| #6 | Spain | 1 | |
| #7 | Israel | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Mechanical elements | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Venting or aerating devices | |
| #3 | Domestic plumbing installations | |
| #4 | Measuring volume | |
| #5 | Sewers | |
| #6 | Installations for obtaining water | |
| #7 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Katzman Youval | 11 |
| #2 | Kandanyan Mordechai | 7 |
| #3 | Bar-Or Jonathan | 5 |
| #4 | Zakai Avraham | 4 |
| #5 | Shuval Meir | 3 |
| #6 | Grinberg Jacob | 2 |
| #7 | Ryabtsev Vladimi | 1 |
| #8 | Mordechai Kandanyan | 1 |
| #9 | Avraham Zakai | 1 |
| #10 | Bar Or Jonathan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010089471A1 | Valve | |
| WO2008012806A1 | Liquid purge valve | |
| IL163133A | Backflow preventer | |
| CN1768228A | Gas purge valve | |
| US2005268969A1 | Valve for prevention of low flow rates through flow meter | |
| US7013907B2 | Gas purge valve |