| Year | Detail |
| 1954 |
Takeda Riken Industries was founded by Ikuo Takeda, initially focusing on the manufacture of electronic measuring instruments. |
| 1982 |
Takeda Riken Industry established its first U.S. subsidiary, marking a significant global expansion as it grew from a Japanese measuring instrument maker into a leading semiconductor test equipment company. |
| 1985 |
The company formally changed its name to Advantest Corp. to reflect its focus on advanced test technologies as it expanded globally. |
| 2003 |
Advantest Corp. acquired Japan Engineering Co. Ltd. to consolidate its manufacturing operations and strengthen its management foundation. |
| 2008 |
Advantest Corp. acquired Credence Systems GmbH (its German automotive test operations) to expand its automotive semiconductor testing solutions, a strategic move that integrated Credence's technology into Advantest's portfolio, enhancing its capabilities in the growing automotive sector. |
| 2011 |
Advantest Corp. acquired Verigy Ltd., a major semiconductor test equipment company, for approximately $1.1 billion in an all-cash deal. The acquisition will integrate Advantest's strong position in memory testing with Verigy's expertise in system-on-chip (SoC) test solutions. |
| 2013 |
Advantest Corp. acquired W2BI.COM (W2BI), integrating its expertise in software, especially in complex testing, to enhance Advantest's solutions. |
| 2018 |
Advantest Corp. acquired the commercial semiconductor system-level test business (Test Systems), a provider of system-level tests for semiconductor components and modules, from Astronics Corp. for $185 million. |
| 2020 |
Advantest Corp. acquired U.S.-based Essai Inc. to boost its high-precision test solutions and recurring revenue, while also forming a business alliance with U.S. firm PDF Solutions and launching its V93000 EXA Scale SoC tester, enhancing capabilities for advanced chips such as AI/HPC. |
| 2022 |
Advantest Corp. acquired Italy-based CREA S.r.l. (Collaudi Elettronici Automatizzati S.r.l.), a specialist in power semiconductor testing, to expand its portfolio in high-growth sectors like electric vehicles (EVs) and data centers, integrating CREA's expertise in SiC/GaN testing into the Advantest Group. |