ENTRON INC has a total of 16 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, Belgium and Canada. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and basic communication technologies are REICHENSPERGER GUENTER, TOWER MFG CORP and KOPP HEINRICH AG.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Belgium | 1 | |
#3 | Canada | 1 | |
#4 | Switzerland | 1 | |
#5 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Audio-visual technology | |
#3 | Basic communication technologies | |
#4 | Machines | |
#5 | Measurement | |
#6 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Electric switches | |
#2 | Emergency protective circuit arrangements | |
#3 | Television | |
#4 | Resonators | |
#5 | Electrically-conductive connections | |
#6 | Unspecified technologies | |
#7 | Nails | |
#8 | Unspecified technologies | |
#9 | Radio navigation |
# | Name | Total Patents |
---|---|---|
#1 | Sears Kay G | 4 |
#2 | Diambra Henry M | 3 |
#3 | Lanham Charles W Jr | 2 |
#4 | Edlen George G | 2 |
#5 | Sears K G | 1 |
#6 | Ross Joseph I | 1 |
#7 | Kauffman Ray B | 1 |
#8 | Kuzminsky Irving | 1 |
#9 | Ross J | 1 |
#10 | Hoard Norman F | 1 |
Publication | Filing date | Title |
---|---|---|
US4241372A | Power supply protective circuit | |
US4202023A | Overload protector | |
US4096540A | Protective relay circuit for regulated power supply | |
US3760130A | Catv multi-tap distribution box with a key actuated connector for each of a plurality of taps | |
US3691558A | Moving object microwave detection system | |
US3538487A | Coaxial cable connection means | |
US3578898A | Automatic gain control for multichannel television systems | |
US3480311A | Quick-release fastener means | |
US3074026A | Variable attenuation sharp notch filter | |
US3048780A | Remote intelligence sampling means | |
US2782379A | Directional line splitting coupler | |
US2761110A | Solderless coaxial connector |