High Ventilation Soundproofing
2015/09/02
We update Case Studies contents.
2014/07/07
Received U.S Patent
2014/02/10
Our technology was featured on TV
2014/02/01
Introduced at HVAN&JAPAN 2014
2014/01/16
Received U.S Patent
2013/11/18
The main office moved to Toranomon, Tokyo
2013/11/12
Article published on Nikkan Kogyou News Paper
2013/10/01
Paid-in-Capital was increased

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