Feb. 1974 |
Nagase-Landauer, Ltd., was established as a joint venture of Nagase & Co., Ltd. (listed on the first section of both the Tokyo and Osaka stock exchange) and Tech/Ops Landauer, Inc. (Currently named Landauer, Inc., listend on the New York stock exchange) with a capital of 47.7 million (JPY). Established Radiation Dosimetry Services using Film Dosimeters. |
Apr. 1976 |
Established Osaka Sales Office |
Apr. 1979 |
Established Ring badge Services using TLD Ring Dosimeters from the USA |
Apr. 1985 |
Launched the Neutrak badge Service for Neutron Dosimetry using the etched pit method developed by the company |
Sep. 1988 |
Began exporting ADC precise molded product Baryotrak to the USA, a product co-developed with Fukuvi Chemical Industry Co., Ltd. |
Oct. 1990 |
Exclusive Distributorship Agreement with BTI Canada for Bubble Detectors |
Dec. 1990 |
Increased the Capital to 88 million (JPY) |
Oct. 1997 |
Began the sales of Harzlas TNF-1, a high-energy heavy charged particle detector |
Apr. 2000 |
Began using OSL dosimeters for dosimetry with the Luxel Badge from Landauer USA |
Mar. 2001 |
Completely converted from Film badge to Luxel badge (OSL Dosimeters) |
Apr. 2002 |
Obtained the ISO 9001:2000 accreditation for the Luxel badge Service |
Apr. 2005 |
Obtained the ISO 9001:2000 accreditation for the Ring badge Service |
Nov. 2009 |
Completed the construction of the New Head Office and factory in Tsukuba City |
Apr. 2010 |
Launched the QuIxel badge Service |
Jul. 2010 |
Obtained the ISO 9001:2008 accreditation for the QuIxel badge Service |
Sep. 2014 |
Expanded the manufacturing base and capacity |
Apr. 2017 |
Launched the Luminess badge Service |
May. 2017 |
Obtained the ISO 9001:2015 accreditation for the Luminess badge Service |
Mar. 2019 |
Obtained the ISO 17025:2017 accreditation for the Luminess Badge Service |
Apr. 2021 |
Launched the Vision badge Service |