| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 108 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Optics | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Venting or aerating devices | |
| #3 | Special wind, spring and weight motors | |
| #4 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fukami Tadashi | 31 |
| #2 | Inoue Akira | 15 |
| #3 | Itahara Kazuki | 13 |
| #4 | Nakatsugi Kouichi | 12 |
| #5 | Kakizawa Goro | 10 |
| #6 | Onishi Koji | 10 |
| #7 | Wada Shinichi | 8 |
| #8 | Kurita Daisuke | 6 |
| #9 | Takagi Yoshinori | 5 |
| #10 | Watanabe Teppei | 4 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020084953A | Diaphragm pump | |
| JP2020020265A | Diaphragm pump | |
| JP2020016207A | Diaphragm pump | |
| JP2019183711A | Diaphragm pump | |
| JP2019060290A | Quick exhaust valve integrated type diaphragm pump | |
| JP2019060289A | Quick exhaust valve integrated type diaphragm pump | |
| JP2019002387A | Diaphragm pump | |
| JP2019002386A | Diaphragm pump | |
| JP2018189015A | Diaphragm pump | |
| JP2018123810A | Diaphragm pump | |
| JP2018123809A | Pump with motor | |
| JP2018112127A | Diaphragm pump | |
| JP2018066309A | Diaphragm pump | |
| JP2017194037A | Diaphragm Pump | |
| JP2017190754A | Diaphragm Pump | |
| JP2017089405A | Ejecting valve body and diaphragm pump | |
| JP2017031956A | Quick exhaust valve unit and diaphragm pump | |
| JP2016041911A | Quick exhaust valve integrated diaphragm pump | |
| JP2016041910A | Diaphragm pump | |
| JP2015218581A | Valve body for discharge, and diaphragm pump |