Inventor
HASHIMOTO RYUJI
US55 patents
⚠️ This page may combine multiple inventors who share the name “HASHIMOTO RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
16 patentsUS7557439B1Jul 7, 2009
Layered chip package that implements memory device
TDK CORP31 citations92
US11335484B2May 17, 2022
Permanent magnet
TDK CORP0 citations62
US9111674B2Aug 18, 2015
R-T-B based permanent magnet
TDK CORP2 citations62
US7973630B2Jul 5, 2011
Thin film magnetic device and method of manufacturing the same
TDK CORP6 citations62
US10020102B2Jul 10, 2018
R-T-B based permanent magnet and rotating machine
TDK CORP0 citations52
US9953751B2Apr 24, 2018
R-T-B based permanent magnet
TDK CORP0 citations52
US9947445B2Apr 17, 2018
R-T-B based permanent magnet
TDK CORP0 citations52
US9520216B2Dec 13, 2016
R-T-B based sintered magnet
TDK CORP0 citations52
US9490053B2Nov 8, 2016
R-T-B based permanent magnet
TDK CORP0 citations52
US9396852B2Jul 19, 2016
R-T-B based permanent magnet
TDK CORP0 citations52
US9082537B2Jul 14, 2015
R-T-B based permanent magnet
TDK CORP0 citations52
US9970087B2May 15, 2018
R-T-B based permanent magnet and raw alloy for the same
TDK CORP0 citations51
US9702945B2Jul 11, 2017
Magnetic measurement device
TDK CORP0 citations51
US9354285B2May 31, 2016
Magnetic measurement device
TDK CORP0 citations51
US11302465B2Apr 12, 2022
Rare-earth permanent magnet
TDK CORP0 citations50
US11081265B2Aug 3, 2021
Rare-earth sintered magnet
TDK CORP0 citations50
YAMAHA CORP
10 patentsUS9190040B2Nov 17, 2015
Bass drum
YAMAHA CORP12 citations84
US8916759B2Dec 23, 2014
Acoustic drum
YAMAHA CORP10 citations84
US8933311B2Jan 13, 2015
Snare drum
YAMAHA CORP4 citations73
US10497343B2Dec 3, 2019
Reed for a musical instrument
YAMAHA CORP3 citations72
US9959849B2May 1, 2018
Drum
YAMAHA CORP2 citations69
US7858871B2Dec 28, 2010
Playing device
YAMAHA CORP2 citations62
US9472175B2Oct 18, 2016
Drum head and drum
YAMAHA CORP2 citations57
US11114071B2Sep 7, 2021
Percussion instrument
YAMAHA CORP0 citations55
US10403248B2Sep 3, 2019
Drum head
YAMAHA CORP0 citations52
US7683246B2Mar 23, 2010
Musical instrument playing actuator, play assisting mouthpiece, brass instrument, automatic playing apparatus, and play assisting apparatus
YAMAHA CORP1 citations52
HASHIMOTO RYUJI
8 patentsUS8173886B2May 8, 2012
Electronic percussion instrument
HASHIMOTO RYUJI20 citations92
US8546676B2Oct 1, 2013
Pedal device for electronic percussion instrument
HASHIMOTO RYUJI10 citations84
US8263850B2Sep 11, 2012
Percussion detecting apparatus
HASHIMOTO RYUJI13 citations84
US8148617B2Apr 3, 2012
Drum pad and manufacturing method thereof
HASHIMOTO RYUJI9 citations84
US8581087B2Nov 12, 2013
Tone generating style notification control for wind instrument having mouthpiece section
HASHIMOTO RYUJI6 citations73
US8309837B2Nov 13, 2012
Tone generation control apparatus
HASHIMOTO RYUJI6 citations73
US11798739B2Oct 24, 2023
Samarium-iron-nitrogen based magnet powder and method of manufacturing same, and samarium-iron-nitrogen based magnet and method of manufacturing same
HASHIMOTO RYUJI0 citations59
US9286870B2Mar 15, 2016
Pedal device for electronic percussion instrument
HASHIMOTO RYUJI1 citations52
DAIICHI SANKYO CO LTD
4 patentsUS10550154B2Feb 4, 2020
Peptide library and use thereof
DAIICHI SANKYO CO LTD5 citations72
US11319345B2May 3, 2022
Peptide library and use thereof
DAIICHI SANKYO CO LTD1 citations61
US12043658B2Jul 23, 2024
Conjugate comprising an active MMP-9-binding peptide
DAIICHI SANKYO CO LTD0 citations56
US11926655B2Mar 12, 2024
Active MMP9-binding peptide
DAIICHI SANKYO CO LTD1 citations56
DAINIPPON PRINTING CO LTD
3 patentsUS6707606B2Mar 16, 2004
Lens sheet, projection screen using the same, and method of molding the lens sheet
DAINIPPON PRINTING CO LTD3 citations63
US6639736B2Oct 28, 2003
Base plate, lens sheet, and projection screen
DAINIPPON PRINTING CO LTD3 citations63
US12479005B2Nov 25, 2025
Functional film and method for producing same
DAINIPPON PRINTING CO LTD0 citations50
SHARP KK
2 patentsPIERIS PHARMACEUTICALS GMBH
2 patentsUNIV MIE
2 patentsDAIICHI SEIYAKU CO
1 patentOKADA SHUSUKE
1 patentKAMIMURA RYUICHIRO
1 patentShowing the top 50 of 55 patents by PatentIndex Score.