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History

	Era Building and Era Creation through "Measuring Technologies"
	Anritsu was founded in 1895, the year in which Marconi successfully demonstrated the world's first wireless telegraph. The development of Anritsu has traced the emergence of modern communications, and its history has run concurrent with the evolution of information and communication networks. Now, as a result of the development of a variety of information and communication technologies, a range of services available by way of communication networks are offered. Using the "Measuring Technologies" accumulated over the course of its history of more than 110 years, Anritsu has continued to create and offer a range of original & high-level products and services, to open the door to communications in the 21st century.

1895
"Sekisan-sha" the joint-investment company, established predecessor of Anritsu

1900
Annaka Electric Co., Ltd. established

1903
Annaka exhibits a wireless communication transmitter and a 30cm spark coil at the 5th Japan National Industrial Exhibition

1908
Merger of Sekisan-sha with Abe Electric Co., Ltd to establish the Kyoritsu Electric Co., Ltd.
Kyoritsu concentrates on mass production of common-battery telephone (renamed the public telephone in 1925)

1912
Annaka and Ministry of Post and Communications Electrotechnical Laboratory complete manufacture of the TYK wireless telephone
The telephone was installed for cable and telegraph services (between Toshijima and Kamijima in Toba, Mie prefecture in 1914 where it garnished attention as the world’s first practical use wireless telephone)

1924
Annaka begins manufacture of radio receivers, speakers and headphones following the introduction of radio broadcasting

1925
Annaka manufactures Japan’s first 500-watt broadcasting equipment for use at the Tokyo Central Radio Station, Atagoyama Transmitter Station No. 2 Facility

1928
Annaka manufactures Marine-Use 2kW Remote Operation Wireless Transmitter
Supplied Asama-maru and other U.S./Europe-bound ships that were highly regarded

1931
Anritsu Electric Co., Ltd. established, following the merger of Kyoritsu Electric with Annaka Electric

1933
Anritsu produces Japan's first TV broadcast transmitter, supplied to Hamamatsu Advanced Technical School (now Shizuoka University)

1939
Anritsu completes Japan’s first automated public telephone (unit No. 1)
Anritsu develops AC-bias magnetic sound recorder, the prototype of modern tape recorders

1943
Anritsu begins manufacture of repeaters for transmission by coaxial cable

1949
Anritsu implements the split-up of radio receiver division, measuring instrument division and gramophone division, to create new independent companies

1950
Anritsu develops ARM-6074 strength meter for ultra-short wave electric fields employing a doublet antenna

1953
Anritsu starts mass production of charge deferred payment-type public telephone (Model No. 4)

1961
Anritsu establishes new Atsugi Factory

1962
Anritsu begins manufacture of industrial measuring instrument (electronic micrometers)

1964
Anritsu begins manufacture of automatic check weigher (AutoChecker)

1967
Anritsu succeeds in practical application of hybrid thick-film and thin-film IC's
Anritsu begins manufacture of traffic information systems

1968
Anritsu listed on the First Section of Tokyo Stock Exchange

1970
Anritsu begins exporting public telephones for Australia

1974
Anritsu develops M501A laser outer diameter measuring instrument necessary for the manufacture of optical fibers

1977
Anritsu develops 2Gb/s ultra high-speed error rate detector
Anritsu begins productization of optical communications measuring instruments
Anritsu establishes Anritsu Eletrônica Ltda. (Rio de Janeiro)

1978
Anritsu establishes Anritsu America (New Jersey)

1979
Completion of new head office building
Anritsu receives a high-volume order for micro-circuit measuring instruments from AT&T (the United States)

1980
Anritsu establishes Anritsu Europe (Bedfordshire, United Kingdom)

1981
Anritsu develops Optical Time Domain Reflectometer ahead of the global trend

1982
Anritsu announces INMARSAT-ship terminal, the first terminal officially approved by INMARSAT

1985
Anritsu changes its company name to the Anritsu Corporation on October 1

Anritsu Establishes Tohoku Anritsu Co., Ltd.

1986
Anritsu develops 5GHz pulse pattern generator, actively used in research and development of optical fiber communications systems and ultra-high-speed logic elements

1990
Anritsu acquires US instrument manufacturer Wiltron Company

1993
Anritsu releases various measuring instruments for digital mobile communications

Anritsu develops Mini-OTDR

1994
Anritsu develops 12.5GHz ultra high-speed error rate detector
Anritsu establishes Anritsu Wiltron Pte. Ltd. (Singapore)

1995
Anritsu celebrated its 100-year anniversary

1997
Anritsu implemented "One Country, One Company System"

1998
Anritsu establishes Asia Pacific Region Headquarters in Hong Kong

2000
Anritsu develops 10 Gb/s SONET/SDH/PDH/ATM Analyzer

2001
Anritsu develops a world first 43.5 GHz 4-Ch ultra high-speed error rate detector
Anritsu started sales of 43.5G band error rate detecting system
Anritsu develops a world first W-CDMA signalling tester

2002
Anritsu develops the world-class optical output (1W) 1400nm pump laser diode

2003
Anritsu acquired GCF approval for its world first W-CDMA conformance test system

Anritsu transfers its head office to Atsugi City, Kanagawa Prefecture

2005
Anritsu acquires the Danish Instrument Manufacturer NetTest, to establish Anritsu A/S (Copenhagen, Denmark)

2008
Anritsu develops the base-station simulator for development and verification of 3GPP LTE mobile terminal

2009
Anritsu establishes Koriyama Office