| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | France | 4 | |
| #4 | United Kingdom | 4 | |
| #5 | Germany | 3 | |
| #6 | USSR (Union of Socialist Soviet Republics) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Unspecified technologies | |
| #3 | Locks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lowry John D | 7 |
| #2 | Holland Kenneth F | 4 |
| #3 | Lowry J | 4 |
| #4 | Holland K | 1 |
| #5 | Kanada Dzhon D Louri | 1 |
| #6 | Holland David E | 1 |
| #7 | Lovri Dzhon D | 1 |
| #8 | Ssha Kennet F Kholland | 1 |
| #9 | Golland Kennet F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4104680A | Method and apparatus for film weave correction | |
| CA1005902A | Noise reduction system for video signals | |
| US3778543A | Predictive-retrospective method for bandwidth improvement | |
| US3804980A | Vertical sharpness enhancement of video pictures | |
| US3716670A | Comb effect elimination | |
| US3752916A | Method and apparatus for improving the horizontal sharpness of electronically scanned images |