| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 15 | |
| #2 | Germany | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Suzuki Hideo | 7 |
| #2 | Kojima Masakazu | 6 |
| #3 | Katagiri Hiroya | 5 |
| #4 | Tsujimura Masayuki | 3 |
| #5 | Hasegawa Katsumi | 2 |
| #6 | Harashima Kazuhiro | 1 |
| #7 | Ishimoda Chuji | 1 |
| #8 | Tashiro Yuki | 1 |
| #9 | Tomari Yutaka | 1 |
| #10 | Sakuma Tsurukichi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2019108976A | Pipe joint | |
| JP2015040594A | Constant flow valve | |
| JP2013231508A | Circulation pipe-connecting device | |
| JP2008196603A | Pipe joint | |
| JP2007123834A | Suction head for semiconductor chip | |
| JP2006036348A | Joint | |
| JP2005069408A | Hose coupling | |
| JP2004248548A | Method for paring tomato | |
| JP2004050137A | Intelligent filter | |
| JP2003297527A | Heating device | |
| JP2002323275A | Connection apparatus | |
| JP2000337578A | Pipe fitting | |
| JP2001153288A | Pipe clamp | |
| JP2000170977A | Non-leakage type pipe coupling | |
| JPH11248056A | Screw clamp | |
| DE4211255A1 | Coupling for detachable connection of hose or pipe sockets | |
| US4465097A | Coupling |