Membership
Tour
Register
Log in
Kohei Yamamoto
Follow
Person
Tokyo, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method of installing sound absorbing bodies on a sound insulation w...
Patent number
5,521,338
Issue date
May 28, 1996
Nitto Boseki Co., Ltd.
Yutaka Shono
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Sound absorbing device for sound insulation wall
Patent number
5,329,073
Issue date
Jul 12, 1994
Nitto Boseki Co., Ltd.
Yutaka Shono
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES