| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Finland | 1 | |
| #6 | Japan | 1 | |
| #7 | Norway | 1 | |
| #8 | New Zealand | 1 | |
| #9 | Taiwan | 1 | |
| #10 | United States | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Circuits for supplying electric power |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nguyen Chien | 9 |
| #2 | Johns Douglas A | 9 |
| #3 | Chien Niyuien | 1 |
| #4 | Chien Nguyen | 1 |
| #5 | Dagurasu Ee Jiyoonzu | 1 |
| #6 | Douglas A Johns | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5576941A | Modular power supply system |