| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 11 | |
| #2 | United States | 2 | |
| #3 | Spain | 1 | |
| #4 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Audio-visual technology | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Broadcast communication | |
| #3 | Telephonic communication | |
| #4 | Climate change mitigating computer technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Welsh Russell J | 13 |
| #2 | Nickerson Rand B | 4 |
| #3 | Silvers Kenneth W | 3 |
| #4 | Mckenna William J | 3 |
| #5 | Stryzak Bohdan | 3 |
| #6 | Fourdraine John D | 3 |
| #7 | Walker Harold R | 3 |
| #8 | Cullity Joseph A | 3 |
| #9 | Russell J Welsh | 1 |
| #10 | Damoci Joseph A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2036205A1 | Program monitoring unit | |
| CA2033558A1 | Real-time wireless audience response system | |
| CA1332462C | Video monitoring system | |
| US4857999A | Video monitoring system | |
| US4829558A | System and device for data transmission, and related method | |
| CA1241735A | Television and market research data collection system and method |