Amazing Soundproofing Panels allowing Air Passage
Received Patent in 2013
Developed a technology to maintain soundproofing effectiveness even with ventilation holes.
smoothen out the airflow
Until now, it was a commonsense to just close the doors or build walls to block off the noise but with this technology, the cost for soundproofing walls requiring wind pressure can be reduced or can conserve energy for homes/restaurants by letting circulate through partitions.
Please look at test examples for power generator and Bullet Train