| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Unspecified technologies | |
| #3 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Naka Yasuhiro | 15 |
| #2 | Takaya Kouetsu | 15 |
| #3 | Suzuki Kenji | 14 |
| #4 | Okubo Koji | 7 |
| #5 | Ohgami Toshikatsu | 3 |
| #6 | Tachikawa Hiroyuki | 2 |
| #7 | Isozaki Masaru | 1 |
| #8 | Kashimura Osamu | 1 |
| #9 | Shiba Yuji | 1 |
| #10 | Ohgami Toshikatwsu | 1 |