| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 5 | |
| #2 | United States | 4 | |
| #3 | Germany | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Electric motor controls | |
| #2 | Climate change mitigation in goods production | |
| #3 | Vehicle seats | |
| #4 | AC and DC conversion devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Seki Kunio | 12 |
| #2 | Inoue Kazutaka | 3 |
| #3 | Ohkubo Yuichi | 3 |
| #4 | Kikuta Hiroyuki | 3 |
| Publication | Filing date | Title |
|---|---|---|
| JP2002369573A | Brushless motor drive apparatus | |
| JP2002345286A | Driving device for three-phase half-wave driven brushless motor | |
| JP2002335691A | Drive device of three-phase brushless motor | |
| JP2002315384A | Driver of two-phase brushless motor | |
| JP2002315385A | Driver, driving method and starting method of two-phase brushless motor |