TELEVISION CIE FRANC DE has a total of 12 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Sweden and Norway. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and basic communication technologies are ELECTRIC AND MUSICAL IND, OTTO VON BRONK and CO FRANCAISE DE TELEVISION.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Sweden | 4 | |
#3 | Norway | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Electrical machinery and energy | |
#3 | Basic communication technologies | |
#4 | Optics | |
#5 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Television | |
#2 | Electric discharge tubes | |
#3 | Cameras | |
#4 | Demodulation | |
#5 | Doors and windows |
# | Name | Total Patents |
---|---|---|
#1 | Melchior Gerard | 4 |
#2 | Cahen R | 3 |
#3 | De France H | 3 |
#4 | Besse Jean | 1 |
#5 | Cassagne P | 1 |
#6 | Fessard Roland | 1 |
#7 | Driffort J | 1 |
#8 | Cassagne Pierre | 1 |
#9 | Finet Jean | 1 |
#10 | Driffort Jean Pierre | 1 |
Publication | Filing date | Title |
---|---|---|
US3475639A | Tricolor cathode ray tube having porous graphite layer on aluminum screen coating | |
US3518362A | Demodulating circuit for waves frequency modulated by signals of the video type | |
US3439211A | Periodic demagnetization of color cathode ray tube aboard moving vehicle | |
US3526705A | Subcarrier circuits for colour television apparatus | |
US3471635A | Sequential-simultaneous colour television system using a frequency modulated subcarrier | |
US3489851A | Variable bandwidth video signal translating circuit |