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EASTERN ACOUSTIC WORKS INC

Overview
  • Total Patents
    21
About

EASTERN ACOUSTIC WORKS INC has a total of 21 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Australia, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology are ROLA CELESTION LTD, HEARONIC ELECTRONICS SUZHOU CO and TCL KING ELECTRONICS SHENZHEN.

Patent filings in countries

World map showing EASTERN ACOUSTIC WORKS INCs patent filings in countries
# Country Total Patents
#1 Australia 5
#2 United States 5
#3 WIPO (World Intellectual Property Organization) 5
#4 Brazil 2
#5 China 2
#6 United Kingdom 2

Patent filings per year

Chart showing EASTERN ACOUSTIC WORKS INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Audio-visual technology

Focus technologies

# Technology
#1 Loudspeakers and microphones

Top inventors

# Name Total Patents
#1 Gunness David W 9
#2 Rocha Jeffrey A 9
#3 Chamness Michael 2
#4 Stark James M 1

Latest patents

Publication Filing date Title
US5996728A Modular speaker cabinet including an integral rigging system
US6094495A Horn-type loudspeaker system
US6118883A System for controlling low frequency acoustical directivity patterns and minimizing directivity discontinuities during frequency transitions
US6016353A Large scale sound reproduction system having cross-cabinet horizontal array of horn elements
US6009182A Down-fill speaker for large scale sound reproduction system
WO9509516A1 Speaker design with attenuated reflection