| 1967 | Established Junken Co., Ltd. |
|---|---|
| 1985 | Altered the company name to Ube Junken Co., Ltd. with capital participation of Ube Industries, Ltd. |
| 2004 | The vascular prosthesis business transferred from Ube Industries, Ltd. and established the Chiba Plant Established the Research and Development Section of Development Department, Ube Junken Co., Ltd. |
| 2006 | Obtained the ISO13485:2003 Medical Devices – Quality Management Systems certification |
| 2009 | Has become a wholly-owned subsidiary of Japan Lifeline Co., Ltd. and altered the company name to JUNKEN MEDICAL Co., Ltd. Fukuoka branch office relocated Sapporo branch office opened Headquarters and Tokyo sales office relocated |
| 2010 | Osaka sales office relocated |
| 2011 | Construction of Ichihara Plant completed Headquarters and Tokyo sales office relocated |
| 2012 | Relocation of Fukuoka Sales Office (Fukuoka Branch Office was reorganized into Fukuoka Sales Office) |
| 2013 | Closed Higashi-Matsuyama Factory and integrated into Ichihara Factory Kyoto Technology Center opened |
| 2014 | Reorganized Kyoto Technology Center into Sensing Test Device Business Unit |