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UNITRON IND LTD

Overview
  • Total Patents
    25
About

UNITRON IND LTD has a total of 25 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Canada, United States and Germany. Its main competitors in its focus markets audio-visual technology, machines and electrical machinery and energy are TGI TECH PTE LTD, CELESTION INT LTD and SHINSEI CORP.

Patent filings per year

Chart showing UNITRON IND LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arndt Horst 14
#2 Kroetsch Edward S 7
#3 Stork Fred J 6
#4 Murray Daniel 2
#5 Watters Velma 2
#6 Stork Michael 2
#7 Ceccarelli Maurice 2
#8 Darkes Paul 2
#9 Cole William A 2
#10 Luo Henry 2

Latest patents

Publication Filing date Title
CA2341834A1 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio devices
CA2255810A1 Apparatus for and method of testing electronic devices for electromagnetic interference
US5357576A In the canal hearing aid with protruding shell portion
CA2079612A1 Portable programmer for hearing aids
CA2052423A1 Hearing aid wax guard with integral bridge
CA2015400A1 Method for making hearing aid vent passage
CA2014960C Modular hearing aid
US5201008A Modular hearing aid with lid hinged to faceplate
CA1274184A Modular hearing aid with lid hinged to faceplate
CA1221315A Hearing aid wax guard
US4539439A Plugs, receptacles and hearing aids
US4051330A Hearing aid having adjustable directivity