| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | United States | 6 | |
| #3 | China | 2 | |
| #4 | Japan | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sakai Setsuo | 6 |
| #2 | Hara Hirohito | 2 |
| #3 | Imanishi Tsurayoshi | 2 |
| #4 | Matsushita Hiromi | 2 |
| #5 | Sakai Setuo | 2 |
| #6 | Imanishi Yukiyoshi | 1 |
| #7 | Setuo Sakai | 1 |
| #8 | Sakai Setsu | 1 |
| #9 | Hirohito Hara | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2000357885A | Plug-in structure of electronic apparatus | |
| JP2000324720A | Uniterruptible dual power supply | |
| EP0929143A2 | Switching regulator |