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* Published Japanese patents only


Hits 15 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2012-554807 P5380610 (In Japanese) 吸音体を用いた遮音壁 commons meetings achieved Jan 28, 2015 Dec 26, 2017 Kansai University
2 P2012-149806 P6073584 SOUND ABSORBING BOARD AND MANUFACTURING METHOD THEREFOR commons meetings Apr 8, 2014 Dec 27, 2017 University of Shiga Prefecture
3 P2012-063129 P6010747 SOUND INSULATION UNIT AND SOUND INSULATION STRUCTURE USING THE SAME commons Apr 4, 2012 Dec 26, 2017 Tottori University
4 P2007-152537 P4564988 VIBRATION/NOISE REDUCTION DEVICE commons Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
5 P2007-152535 P4564987 VIBRATION/NOISE REDUCTION DEVICE commons Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
6 P2005-517978 P4553846 (In Japanese) 流路用消音装置 achieved Jun 27, 2011 Feb 26, 2018 Japan Science and Technology Agency
7 P2002-011115 P3831263 DUCT MUFFLER achieved Jun 9, 2011 Mar 19, 2018 Japan Science and Technology Agency
8 P2008-179397 P5266917 ACTIVE SILENCER meetings achieved foreign Mar 19, 2010 Feb 2, 2018 Kyushu Institute of Technology
9 P2006-251828 P5200239 ANALOG ELECTRONIC CIRCUIT FOR ACTIVE NOISE CONTROL SYSTEM commons Apr 4, 2008 Feb 20, 2018 Nagoya Institute of Technology
10 P2003-320334 P4662114 ACOUSTIC INSULATION MATERIAL AND ACOUSTIC INSULATION STRUCTURE USING THE MATERIAL Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute
11 P2003-004063 P4287156 ACTIVE NOISE REDUCTION DEVICE FOR ROLLING STOCK Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
12 P2005-222663 P4769043 NOISE OSCILLATION REDUCING APPARATUS AND STAND-ALONE TYPE NOISE OSCILLATION REDUCING BODY Oct 26, 2007 Mar 2, 2018 Railway Technical Research Institute
13 P2002-101424 P3604135 HYDROPHONE INTEGRATED WITH SOUND ABSORBING MATERIAL Dec 2, 2005 Mar 20, 2018 Japan Defense Agency
14 P2000-352910 P3554764 ACTIVE SOUND ABSORPTION PANEL SYSTEM USING MOVEMENT CONTROL REFLECTING PLATE Mar 18, 2005 Aug 26, 2015 Japan Aerospace Exploration Agency
15 P2001-202953 P3809520 FINE JET CONTROL TYPE SOUND ABSORPTION SYSTEM Oct 1, 2003 Mar 20, 2018 Japan Aerospace Exploration Agency

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