CERWIN VEGA INC has a total of 19 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets audio-visual technology are SUZHOU YICHUAN ACOUSTICS TECH CO LTD, EARBRIDGE INC and SHIN JOUNG YOUL.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Australia | 3 | |
#3 | Canada | 3 | |
#4 | WIPO (World Intellectual Property Organization) | 2 | |
#5 | Germany | 1 | |
#6 | France | 1 | |
#7 | United Kingdom | 1 | |
#8 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology |
# | Technology | |
---|---|---|
#1 | Loudspeakers and microphones |
# | Name | Total Patents |
---|---|---|
#1 | Czerwinski Eugene J | 7 |
#2 | Buck Marshall D | 6 |
#3 | Voishvillo Alexander | 6 |
#4 | Megyeri Laszlo M | 3 |
#5 | Karstensen Terry | 3 |
#6 | Megyeri Laszlo | 3 |
#7 | Armstrong Kirk | 3 |
#8 | Maashiyaru Deii Batsuku | 1 |
#9 | Zuccaro Kevin | 1 |
Publication | Filing date | Title |
---|---|---|
US2006245612A1 | Speaker system with built-in storage of satellite speakers | |
WO9820705A1 | Improved suspension for high power pleated ribbon transducer | |
AU5247398A | Improved horn loaded pleated ribbon high frequency acoustic transducer with substantially uniform coupling | |
US4619342A | Multiple sound transducer system utilizing an acoustic filter to reduce distortion | |
US4283606A | Coaxial loudspeaker system | |
US4239943A | Adjustable dual spider for a loudspeaker | |
CA1123506A | Adjustable dual spider for a loudspeaker | |
CA1100884A | Device for increasing the compliance of a speaker enclosure | |
US4101736A | Device for increasing the compliance of a speaker enclosure |