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* Published Japanese patents only


Hits 7 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2016-207007 P2018-065116A DEVICE FOR FORMING CONVERGING SOUND FIELD Mar 28, 2017 Aug 28, 2018 Nihon University
2 P2008-056071 P5083970 ULTRASONIC SOUND SOURCE EMPLOYING STREAK-MODE DIAPHRAGM Mar 23, 2012 Jan 30, 2018 Nihon University
3 P2002-154625 P3553923 FRONT VIEW ULTRASONIC SEARCH UNIT AND ITS MANUFACTURING METHOD commons Jun 10, 2011 Mar 19, 2018 Japan Science and Technology Agency
4 P2005-231617 P4065956 APPARATUS OR METHOD FOR TESTING SENSITIVITY RATIO OF SOUND WAVE RECEIVING ELEMENT FOR UNDERWATER SOUND WAVE RECEIVING ARRAY Dec 19, 2008 Mar 2, 2018 Japan Defense Agency
5 P2004-369621 P3906338 UNDERWATER ECHO SOUNDER TRANSDUCER INTEGRATED WITH OPTICAL WAVE RECEIVER Jan 25, 2008 Mar 7, 2018 Japan Defense Agency
6 P2000-378337 P3549836 METHOD AND APPARATUS FOR REMOVING NON-IN-PHASE NOISE Dec 2, 2005 Dec 7, 2015 Japan Defense Agency
7 P2002-101424 P3604135 HYDROPHONE INTEGRATED WITH SOUND ABSORBING MATERIAL Dec 2, 2005 Mar 20, 2018 Japan Defense Agency

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