| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | China | 6 | |
| #3 | Republic of Korea | 6 | |
| #4 | EPO (European Patent Office) | 4 | |
| #5 | Australia | 2 | |
| #6 | Hong Kong | 2 | |
| #7 | Taiwan | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | Germany | 1 | |
| #10 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Optics | |
| #3 | Audio-visual technology | |
| #4 | Mechanical elements | |
| #5 | Electrical machinery and energy | |
| #6 | Measurement | |
| #7 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Cameras | |
| #3 | Television | |
| #4 | Optical systems | |
| #5 | Venting or aerating devices | |
| #6 | Cycle accessories | |
| #7 | Measuring speed and acceleration | |
| #8 | Dynamo-electric machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tomaru Takashi | 10 |
| #2 | Suda Eikichi | 7 |
| #3 | Negishi Shigeto | 6 |
| #4 | Kohri Naomichi | 5 |
| #5 | Saitoh Shigeki | 5 |
| #6 | Takahashi Yukio | 4 |
| #7 | Takeuchi Shinji | 3 |
| #8 | Kato Junichi | 3 |
| #9 | Harasawa Daisuke | 3 |
| #10 | Negishi Sigeto | 3 |
| Publication | Filing date | Title |
|---|---|---|
| KR20130115219A | Aperture device, camera, and electronic device | |
| WO2004107036A1 | Diaphragm | |
| US6346082B1 | Device for regulating fluid flow rate, evacuation device for a sphygmomanometer and sphygmomanometer | |
| US4821734A | Sphygmomanometer |