APPLIED SPECTRUM TECH

Overview

Total Patents

28

About

APPLIED SPECTRUM TECH has a total of 28 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets telecommunications, environmental technology and digital networks are TOLLGRADE COMMUNICATIONS INC, PHYLOGY INC and TELIT MOBILE TERMINALS SPA.

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Trends
Similars
Markets
Inventors
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Patent filings in countries

World map showing APPLIED SPECTRUM TECHs patent filings in countries

#	Country	Total Patents
#1	United States	6
#2	Australia	5
#3	Canada	5
#4	EPO (European Patent Office)	5
#5	New Zealand	4
#6	WIPO (World Intellectual Property Organization)	3

Patent filings per year

Chart showing APPLIED SPECTRUM TECHs patent filings per year from 1900 to 2020

Similar Companies

TOLLGRADE COMMUNICATIONS INC 87% similarity

PHYLOGY INC 86% similarity

TELIT MOBILE TERMINALS SPA 86% similarity

RELIANCE TELECOM ELECTR CORP 84% similarity

IT TELECOMMUNICAZIONI SIEMENS 83% similarity

VASTECH SA PTY LTD 83% similarity

INTER TEL INC 83% similarity

TAKADA MASASHI 83% similarity

CALABRIO INC 83% similarity

ADOMO INC 83% similarity

Focus industries

#	Industry
#1	Telecommunications
#2	Environmental technology
#3	Digital networks
#4	Basic communication technologies
#5	Electrical machinery and energy
#6	Computer technology

Focus technologies

#	Technology
#1	Telephonic communication
#2	Transmission
#3	Multiplex communication
#4	Digital information transmission
#5	Climate change mitigating computer technologies
#6	Code conversion
#7	Reduction of greenhouse gas emissions
#8	Speech analysis
#9	Smart grids
#10	Circuits for supplying electric power

Top inventors

#	Name	Total Patents
#1	Moses Donald W	22
#2	Hustig Charles H	16
#3	Bradford Robert S	10
#4	Ballard C Ray	10
#5	Hustig Charles	7
#6	Ward Jeffrey L	6
#7	Moses Robert	5
#8	Kinne James W	5
#9	Olson Wayne P	5
#10	Doberstein Alan M	5

Latest patents

Publication	Filing date	Title
US4724435A	1985-11-06	Bi-directional data telemetry system
US4672605A	1984-03-20	Data and voice communications system
US4677686A	1983-06-10	Passive transmission of data over cable TV systems
CA1189613A	1983-01-21	Simultaneous transmission of two information signals within a band-limited communications channel
NZ202635A	1982-11-26	Spread spectrum sub-voice data transmission
US4433212A	1982-06-21	Telephone line interface circuit
US4425642A	1982-01-08	Simultaneous transmission of two information signals within a band-limited communications channel
US4425661A	1981-09-03	Data under voice communications system