| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 12 | |
| #2 | China | 1 | |
| #3 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Macromolecular chemistry and polymers |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Springs | |
| #3 | Vehicle suspension arrangements | |
| #4 | Macromolecular compounds compositions | |
| #5 | Compounding ingredients |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yasunaga Yuki | 2 |
| #2 | Kashiwabara Hiroki | 2 |
| #3 | Sugimoto Kenichi | 2 |
| #4 | Shinohara Katsuyuki | 2 |
| #5 | Kominato Kengo | 1 |
| #6 | Sakaguchi Naoki | 1 |
| #7 | Asazu Shingo | 1 |
| #8 | Shiomi Kaoru | 1 |
| #9 | Yasunaga Hiroyoshi | 1 |
| #10 | Azechi Toshio | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020186535A | Wire rope cover | |
| JP2020153417A | Tip hose for ready-mixed concrete placement and its making method | |
| JP2020142676A | Vibration isolating bush for axle beam device | |
| JP2020083197A | Brake diaphragm for railway vehicle | |
| JP2020070909A | Axle spring | |
| JP2020070306A | Rubber composition | |
| JP2020063761A | Shaft spring | |
| JP2020051518A | Air spring and assembly method thereof | |
| JP2019108919A | Air spring | |
| JP2019105297A | Rubber bush | |
| JP2019105285A | Axle spring and its manufacturing method | |
| JP2019095022A | Disc brake device |