BERTAGNI J has a total of 24 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Argentina, United States and Germany. Its main competitors in its focus markets audio-visual technology, consumer goods and electrical machinery and energy are SONITRON NV, YAMKOVOY PAUL G and ACOUSTIC 3D HOLDINGS LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Argentina | 13 | |
#2 | United States | 5 | |
#3 | Germany | 1 | |
#4 | United Kingdom | 1 | |
#5 | Israel | 1 | |
#6 | Italy | 1 | |
#7 | Netherlands | 1 | |
#8 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Consumer goods | |
#3 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Loudspeakers and microphones | |
#2 | Sound-producing devices | |
#3 | Magnets and transformers |
# | Name | Total Patents |
---|---|---|
#1 | Bertagni J | 8 |
Publication | Filing date | Title |
---|---|---|
GB1510797A | Diaphragm for use in an electroacoustic transducer | |
US3792394A | Voice coil | |
US3779336A | Diaphragm for sound transducers, method and apparatus for manufacturing it | |
US3801943A | Electoacoustic transducers and electromagnetic assembly therefor | |
US3767005A | Flat loudspeaker with enhanced low frequency | |
US3722617A | Flat diaphragm for sound transducers | |
ZA7101695B | Flat diaphragm for sound transducers and method for manufacturing it and a loudspeaker including said flat diaphragm | |
IL33625A | Flat diaphragm for sound transducers,method of its manufacture and a loudspeaker including it |