| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Australia | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | China | 1 | |
| #8 | Israel | 1 | |
| #9 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lindauer Louis F | 8 |
| #2 | Hesler John C | 7 |
| #3 | Ionescu Adrian F | 5 |
| #4 | Deschamp Joseph | 1 |
| #5 | Ionescu Adrian | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6407515B1 | Power regulator employing a sinusoidal reference | |
| US6034488A | Electronic ballast for fluorescent lighting system including a voltage monitoring circuit | |
| US5500575A | Switchmode AC power controller |