| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 19 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Transport | |
| #3 | Electrical machinery and energy | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sugiyama Yoshinobu | 19 |
| #2 | Ang Wanleng | 7 |
| #3 | Oki Ryoji | 2 |
| #4 | Itagaki Kenji | 2 |
| #5 | Takeuchi Yasuomi | 1 |
| #6 | Kataoka Yoshikazu | 1 |
| #7 | Takahashi Hidenori | 1 |
| #8 | Matsumoto Naomi | 1 |
| #9 | Kaita Keiji | 1 |
| #10 | Sakamoto Yosei | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2014191720A1 | Charging system and charging control method of electric powered vehicle | |
| US2012300523A1 | Multi-phase converter for DC power supply with two choppers having magnetically coupled reactors |