| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | China | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Republic of Korea | 3 | |
| #6 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Syringes | |
| #2 | Object sterilising | |
| #3 | Macromolecular compounds compositions | |
| #4 | Producing goods from plastic | |
| #5 | Fillers | |
| #6 | Shaping of plastics | |
| #7 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yotsutsuji Akira | 18 |
| Publication | Filing date | Title |
|---|---|---|
| WO2020246343A1 | Gasket, syringe provided with same, and method for producing gasket | |
| US2020215269A1 | Gasket and syringe having the same | |
| WO2017175256A1 | Method for manufacturing bleed type sliding contact ring, and gasket and syringe using sliding contact ring | |
| CN108883235A | High sliding property syringe | |
| JP2011254891A | Gasket for syringe and pre-filled syringe using the same |