| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Measurement | |
| #3 | Medical technology | |
| #4 | Electrical machinery and energy | |
| #5 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery | |
| #2 | Measuring length, angles and areas | |
| #3 | Magnets and transformers | |
| #4 | Analysing materials | |
| #5 | Building materials | |
| #6 | Compounds containing metals | |
| #7 | Inorganic compounds | |
| #8 | Rotary-pistons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yoshida Hirofumi | 12 |
| #2 | Goto Satoshi | 4 |
| #3 | Nakamura Yukiko | 4 |
| #4 | Utsunomiya Norihiko | 2 |
| #5 | Suehira Nobuhito | 1 |
| #6 | Muto Kenji | 1 |