| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 9 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | China | 3 | |
| #4 | India | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Control | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Electrical machinery and energy | |
| #6 | Basic materials chemistry | |
| #7 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sato Makoto | 6 |
| #2 | Mochizuki Tetsuya | 6 |
| #3 | Suzuki Takayuki | 5 |
| #4 | Usui Hideto | 4 |
| #5 | Nakamura Yasuaki | 3 |
| #6 | Ichikawa Toshihiro | 2 |
| #7 | Takayuki Suzuki | 2 |
| #8 | Tetsuya Mochizuki | 2 |
| #9 | Makoto Sato | 2 |
| #10 | Daugherty Phillip M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4738725A | Initially erasable ball pen ink |