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* Published Japanese patents only


Hits 9 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2007-060029 P4851968 PANTOGRAPH Dec 21, 2011 Feb 19, 2018 Railway Technical Research Institute
2 P2006-336884 P5083863 AERODYNAMIC SOUND REDUCTION STRUCTURE Dec 21, 2011 Feb 21, 2018 Railway Technical Research Institute
3 P2006-117048 P4644627 DEVICE AND METHOD OF PREVENTING MALFUNCTION OF PANTOGRAPH OF OVERHEAD WIRE/BATTERY HYBRID VEHICLE Dec 20, 2011 Feb 21, 2018 Railway Technical Research Institute
4 P2000-222030 P4518644 PANTOGRAPH SLIDER PLATE AND ITS ATTACHING METHOD Nov 30, 2007 Aug 25, 2015 Railway Technical Research Institute
5 P2002-237895 P4198419 CARBON BASED SINTERED CONTACT STRIP MATERIAL HAVING WEAR RESISTANCE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
6 P2004-330077 P4725835 DYNAMIC LIFT CHARACTERISTIC STABILIZATION STRUCTURE OF COLLECTOR SHOE Nov 2, 2007 Mar 13, 2018 Railway Technical Research Institute
7 P2005-072456 P4602803 METHOD AND DEVICE FOR ESTIMATING ERROSION QUANTITY OF PANTOGRAPH SLIDER Oct 26, 2007 Mar 2, 2018 Railway Technical Research Institute
8 P2005-256424 P4753669 PANTOGRAPH LIFT MEASURING DEVICE Oct 26, 2007 Mar 2, 2018 Railway Technical Research Institute
9 P2005-266065 P4475535 NOISE SUPPRESSING STRUCTURE OF CURRENT COLLECTOR Oct 26, 2007 Mar 2, 2018 Railway Technical Research Institute

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