| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | China | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Hong Kong | 2 | |
| #5 | Taiwan | 2 | |
| #6 | United States | 2 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | Canada | 1 | |
| #9 | Republic of Korea | 1 | |
| #10 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Grinding tools | |
| #3 | Hand-held cutting tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Suzuki Takashi | 8 |
| #2 | Tsunekawa Yutaka | 7 |
| #3 | Watanabe Hideyo | 4 |
| #4 | Takagi Takayoshi | 2 |
| #5 | Takashi Suzuki | 1 |
| #6 | Yutaka Tsunekawa | 1 |
| #7 | Aitani Yoshin | 1 |