| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | United Kingdom | 3 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | Hong Kong | 1 | |
| #6 | Japan | 1 | |
| #7 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Senoo Yasutaka | 9 |
| #2 | Senoh Yasutaka | 2 |
| #3 | Seo Yasutaka | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0117984A1 | Simplified electric switch construction | |
| US4539444A | Simplified electric switch construction | |
| US4403127A | Toggle switch having pressure contact | |
| JPS57187816A | Switch |