|April 1, 2001
||Reorganized as Research Center for Integrated Quantum Electronics. The present RCIQE comprises four Research Areas (Quantum Crystal Photonics, Quantum Intelligent Devices, Integrated Quantum Systems, and Quantum Integrated Processing).
|April 1, 2004
||Since the founding of the Graduate School of Information Science and Technology, the RCIQE staff concurrently hold positions in the Research Group of Quantum Electronics and Informatics (a cooperative chair), Division of Informatics for Electronics.
|April 1, 2019
||The name of research area has been changed as follows.