| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 12 | |
| #2 | China | 10 | |
| #3 | Republic of Korea | 6 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | United States | 3 | |
| #6 | Finland | 2 | |
| #7 | Australia | 1 | |
| #8 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Thermal processes | |
| #4 | Control | |
| #5 | Packaging and shipping | |
| #6 | Civil engineering | |
| #7 | Foods and drinks | |
| #8 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies | |
| #3 | Burners | |
| #4 | Systems controlling non-electric variables | |
| #5 | Servomotors | |
| #6 | Containers for goods storage | |
| #7 | Fire-fighting | |
| #8 | Food preservation | |
| #9 | Foods | |
| #10 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Abe Kazuomi | 15 |
| #2 | Kobayashi Masayuki | 10 |
| #3 | Obara Tetsuro | 9 |
| #4 | Okino Fumitake | 9 |
| #5 | Maeda Shinichi | 9 |
| #6 | Hosoda Hideto | 6 |
| #7 | Toda Nobuyoshi | 4 |
| #8 | Takemoto Yoshinori | 4 |
| #9 | Choi Pankyu | 3 |
| #10 | Kagawa Toshiharu | 3 |
| Publication | Filing date | Title |
|---|---|---|
| WO2019176103A1 | Electromagnetic valve | |
| WO2019097670A1 | Breather valve | |
| WO2018167964A1 | Shut-off valve control device, shut-off valve control system, method for calculating shut-off valve control coefficient, and method for controlling shut-off valve | |
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| CN108700218A | Spiral piping arrangement and solenoid valve | |
| WO2016103386A1 | Filter structure and flame arrestor | |
| WO2016051458A1 | Valve device | |
| WO2016038733A1 | Electromagnetic actuator and electromagnetic valve | |
| CN102384303A | Cutoff valve control system | |
| KR20060135333A | Flame arrester |