Inventor · disambiguated record
Mutsumi Muraoka
Also filed as: MURAOKA MUTSUMI
18 granted patents·7 pending applications·118 citations·filing 2005–2025
93Inventor score
Files withTOKAI RUBBER IND LTD11SUMITOMO RIKO CO LTD7MURAOKA MUTSUMI4KOYAMA HIRONORI2URAYAMA ATSUSHI1
Top patents by PatentIndex Score
25 records- 0189US7350776B2Fluid-filled type vibration-damping deviceTOKAI RUBBER IND LTD·Filed 2006·Granted Apr 1, 2008·17 cites·9 claims
- 0287US10415665B2Fluid-filled vibration-damping deviceSUMITOMO RIKO CO LTD·Filed 2016·Granted Sep 17, 2019·7 cites·13 claims
- 0387US7255335B2Fluid-filled active damping apparatusTOKAI RUBBER IND LTD·Filed 2005·Granted Aug 14, 2007·15 cites·8 claims
- 0484US7857293B2Fluid filled type vibration damping deviceTOKAI RUBBER IND LTD·Filed 2006·Granted Dec 28, 2010·12 cites·9 claims
- 0584US7165761B2Fluid filled active vibration damping deviceTOKAI RUBBER IND LTD·Filed 2005·Granted Jan 23, 2007·12 cites·6 claims
- 0683US7344128B2Fluid-filled type vibration-damping deviceTOKAI RUBBER IND LTD·Filed 2006·Granted Mar 18, 2008·11 cites·8 claims
- 0779US8172209B2Fluid filled type vibration damping deviceMURAOKA MUTSUMI·Filed 2008·Granted May 8, 2012·9 cites·9 claims
- 0879US7648129B2Fluid filled vibration damping device and method of manufacturing the sameTOKAI RUBBER IND LTD·Filed 2006·Granted Jan 19, 2010·9 cites·11 claims
- 0978US8919748B2Active antivibration device and manufacturing method for the sameURAYAMA ATSUSHI·Filed 2011·Granted Dec 30, 2014·10 cites·6 claims
- 1066US7584945B2Vibration damping deviceTOKAI RUBBER IND LTD·Filed 2006·Granted Sep 8, 2009·4 cites·13 claims
- 1163US8047513B2Fluid filled type vibration damping deviceTOKAI RUBBER IND LTD·Filed 2008·Granted Nov 1, 2011·3 cites·6 claims
- 1263US2025146552A1Tubular vibration isolation device for motor mountSUMITOMO RIKO CO LTD·Filed 2025·Application pending·0 cites
- 1362US8132796B2Fluid filled type vibration damping deviceMURAOKA MUTSUMI·Filed 2007·Granted Mar 13, 2012·3 cites·5 claims
- 1462US2024426365A1Vibration-damping systemSUMITOMO RIKO CO LTD·Filed 2024·Application pending·0 cites
- 1561US9651111B2Fluid-filled vibration damping deviceSUMITOMO RIKO CO LTD·Filed 2015·Granted May 16, 2017·1 cites·13 claims
- 1659US8292273B2Fluid filled type vibration damping deviceMURAOKA MUTSUMI·Filed 2008·Granted Oct 23, 2012·2 cites·12 claims
- 1758US2024077128A1Vibration damping deviceSUMITOMO RIKO CO LTD·Filed 2023·Application pending·0 cites
- 1856US8789819B2Fluid-filled type active vibration damping deviceMURAOKA MUTSUMI·Filed 2012·Granted Jul 29, 2014·1 cites·6 claims
- 1954US9243680B2Fluid-filled type active vibration damping deviceKOYAMA HIRONORI·Filed 2012·Granted Jan 26, 2016·1 cites·11 claims
- 2053US8807546B2Fluid filled vibration damping deviceTOKAI RUBBER IND LTD·Filed 2013·Granted Aug 19, 2014·1 cites·5 claims
- 2147US2007052142A1Vibration damping deviceTOKAI RUBBER IND LTD·Filed 2006·Application pending·0 cites
- 2240US2019032740A1Vibration damping deviceSUMITOMO RIKO CO LTD·Filed 2017·Application pending·0 cites
- 2340US2019048956A1Vibration damping deviceSUMITOMO RIKO CO LTD·Filed 2017·Application pending·0 cites
- 2437US2010301530A1Fluid-filled type active vibration damping device and manufacturing method thereofTOKAI RUBBER IND LTD·Filed 2010·Application pending·0 cites
- 2534US8936235B2Fluid-filled type vibration damping device and manufacturing method thereofKOYAMA HIRONORI·Filed 2012·Granted Jan 20, 2015·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Mutsumi Muraoka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →