| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 11 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Measuring length, angles and areas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kubota Akira | 7 |
| #2 | Sakai Yoshio | 5 |
| #3 | Suzuki Masahiro | 5 |
| #4 | Suminoe Masaharu | 4 |
| #5 | Isozaki Tomonori | 3 |
| #6 | Sasaki Futoshi | 3 |
| #7 | Tanaka Masanobu | 2 |
| #8 | Ezaki Takahiro | 2 |
| #9 | Yoshikiyo Tadayoshi | 1 |
| #10 | Saeki Tadashi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020176712A | Check valve, and manufacturing method of check valve | |
| JP2020175410A | Arrangement method for functional member | |
| JP2001324073A | Flange pipe joint | |
| JP2001124247A | Metal pipe | |
| JP2001124248A | Metal pipe | |
| JP2001030068A | Tube with flange | |
| JP2001032988A | Flanged pipe | |
| JPH11248079A | Pipe route changing part | |
| JPH09264475A | Flanged pipe | |
| JPH09234559A | Brazing method and brazing device | |
| JPS5868601A | Jig for checking bending accuracy and the like of rod shaped body and manufacture thereof |