| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 20 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Shaping of plastics | |
| #3 | Domestic plumbing installations |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sakatani Koji | 11 |
| #2 | Ohata Hiroyoshi | 9 |
| #3 | Yasuda Akio | 7 |
| #4 | Inoue Tomohito | 5 |
| #5 | Fukuyama Jun | 5 |
| #6 | Takada Tamotsu | 4 |
| #7 | Ubagai Tsutomu | 3 |
| #8 | Haruna Sakae | 3 |
| #9 | Ueda Shigeo | 2 |
| #10 | Kanazawa Naoyuki | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPH11304065A | Tube fitting | |
| JPH1194165A | Tubular body connector | |
| JPH1190616A | Automatic molten metal pouring device | |
| JPH1113963A | Pipe joint 1/2 | |
| JPH10231967A | Pipe fitting | |
| JPH10205661A | Pipe for fluid | |
| JPH10196860A | Pipe joint | |
| JPH10196794A | O ring | |
| JPH10185039A | Pipe joint structure | |
| JPH10185042A | Pipe joint structure and its connection method | |
| JPH10176775A | Pipe coupling structure and connection method thereof | |
| JPH10148283A | Pipe joint structure | |
| JPH0979442A | Faucet joint | |
| JPH07314496A | Joint molding method and molding device | |
| JPH07310876A | Pipe joint | |
| JPH07310877A | Pipe joint | |
| JPH07293758A | Pipe joint | |
| JPH07293781A | Pipe joint | |
| JPH07110072A | Gate valve | |
| JPH0735273A | Pipe joint |