Soundproofing material

Assignee

• Nichia

Inventors

• Kazutaka Murayama (7 patents)
• Keiji Tsukahara (4 patents)
• Hikari Sasaki (2 patents)
• Yuuma Tomitsuka (2 patents)
• Tatsuro Miki (4 patents)
• Daisuke Ando (16 patents)

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