Title:
吸音システム
Document Type and Number:
Japanese Patent JP5798841
Kind Code:
B2
Inventors:
Yoshihiko Nakamura
Ryota Kizu
Yutaka Michiwaki
Ryota Kizu
Yutaka Michiwaki
Application Number:
JP2011188760A
Publication Date:
October 21, 2015
Filing Date:
August 31, 2011
Export Citation:
Assignee:
IHI Infrastructure Systems Co., Ltd.
next innovation GK
next innovation GK
International Classes:
E01F8/00
Domestic Patent References:
JP2001220716A | ||||
JP5096101U | ||||
JP10140528A | ||||
JP10082021A | ||||
JP51062224U | ||||
JP7317022A | ||||
JP7180118A | ||||
JP7015807U |
Attorney, Agent or Firm:
Akira Koike
Seiji Iga
Toshiya Fujii
Nobuhiro Noguchi
Yusei Atsuya
Seiji Iga
Toshiya Fujii
Nobuhiro Noguchi
Yusei Atsuya