| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 31 | |
| #2 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | IT methods for management | |
| #3 | Telecommunications | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Data processing systems | |
| #2 | Television | |
| #3 | Broadcast communication | |
| #4 | Secret communication | |
| #5 | Measuring electric variables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Harvey John Christopher | 31 |
| #2 | Cuddihy James William | 31 |
| #3 | Harvey John C | 2 |
| #4 | Cuddihy James W | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US7831204B1 | Signal processing apparatus and methods | |
| EP0752767A2 | Signal processing apparatus and methods |