Inventor
MATSUMURA TOSHIYUKI
JP65 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
12 patentsUS7953240B2May 31, 2011
Loudspeaker apparatus
PANASONIC CORP45 citations94
US7743880B2Jun 29, 2010
Sound absorbing structure
PANASONIC CORP47 citations94
US7991181B2Aug 2, 2011
Loudspeaker system
PANASONIC CORP24 citations93
US7743877B2Jun 29, 2010
Speaker system
PANASONIC CORP30 citations93
US7974423B2Jul 5, 2011
Loudspeaker system
PANASONIC CORP34 citations92
US7840022B2Nov 23, 2010
Speaker device
PANASONIC CORP26 citations92
US7477755B2Jan 13, 2009
Speaker system
PANASONIC CORP34 citations92
US7463747B2Dec 9, 2008
Loudspeaker system
PANASONIC CORP34 citations92
US7885425B2Feb 8, 2011
Electrodynamic electroacoustic transducer and electronic device
PANASONIC CORP13 citations84
US7724915B2May 25, 2010
Speaker device
PANASONIC CORP14 citations84
US9131304B2Sep 8, 2015
Loudspeaker and equipment including the same
PANASONIC CORP6 citations72
US9107005B2Aug 11, 2015
Speaker
PANASONIC CORP2 citations62
PANASONIC IP MAN CO LTD
9 patentsUS9668058B2May 30, 2017
Speaker diaphragm, speaker, device, and method for manufacturing speaker diaphragm
PANASONIC IP MAN CO LTD9 citations84
US9414151B2Aug 9, 2016
Speaker system
PANASONIC IP MAN CO LTD7 citations84
US9319767B2Apr 19, 2016
Earphone
PANASONIC IP MAN CO LTD19 citations83
US10462553B2Oct 29, 2019
Speaker device
PANASONIC IP MAN CO LTD5 citations73
US9820047B2Nov 14, 2017
Signal processing method and speaker system
PANASONIC IP MAN CO LTD6 citations73
US9774935B2Sep 26, 2017
Speaker device
PANASONIC IP MAN CO LTD4 citations73
US9554206B2Jan 24, 2017
Sound presentation device
PANASONIC IP MAN CO LTD2 citations73
US10491984B2Nov 26, 2019
Speaker device
PANASONIC IP MAN CO LTD2 citations71
US11741932B2Aug 29, 2023
Unmanned aircraft and information processing method
PANASONIC IP MAN CO LTD0 citations62
PANASONIC IP CORP AMERICA
7 patentsUS10735852B2Aug 4, 2020
Speaker system
PANASONIC IP CORP AMERICA4 citations73
US10484812B2Nov 19, 2019
Speaker system and signal processing method
PANASONIC IP CORP AMERICA2 citations73
US12404128B2Sep 2, 2025
Paper jam indication detection device, paper jam indication detection method, and recording medium
PANASONIC IP CORP AMERICA2 citations69
US11962963B2Apr 16, 2024
Earbud
PANASONIC IP CORP AMERICA1 citations63
US11057699B2Jul 6, 2021
Speaker device and area reproduction apparatus
PANASONIC IP CORP AMERICA0 citations62
US12200431B2Jan 14, 2025
Sound pickup device
PANASONIC IP CORP AMERICA0 citations60
US12534322B2Jan 27, 2026
Paper jam indication estimation device, paper jam indication estimation method, and recording medium
PANASONIC IP CORP AMERICA0 citations57
KONISHIROKU PHOTO IND
5 patentsUS5260161ANov 9, 1993
Photosensitive composition and photosensitive lithographic printing plate comprising in admixture a tetrapolymer and a diazo resin
KONISHIROKU PHOTO IND21 citations90
US6749995B2Jun 15, 2004
Light sensitive composition, light sensitive planographic printing plate recursor, and image formation method
KONISHIROKU PHOTO IND17 citations84
US6890702B2May 10, 2005
Light sensitive composition and light sensitive planographic printing plate precursor
KONISHIROKU PHOTO IND8 citations74
US6730455B2May 4, 2004
Method of preparing planographic printing plate
KONISHIROKU PHOTO IND6 citations63
US5427887AJun 27, 1995
Light-sensitive composition
KONISHIROKU PHOTO IND2 citations62
FUJISE AKIKO
4 patentsUS8953823B2Feb 10, 2015
Piezoelectric speaker and piezoelectric speaker array
FUJISE AKIKO7 citations83
US8503700B2Aug 6, 2013
Piezoelectric acoustic transducer
FUJISE AKIKO7 citations83
US8644527B2Feb 4, 2014
Piezoelectric acoustic transducer
FUJISE AKIKO10 citations82
US8989412B2Mar 24, 2015
Piezoelectric acoustic transducer
FUJISE AKIKO4 citations72
KONICA MINOLTA MED & GRAPHIC
3 patentsUS7285375B2Oct 23, 2007
Photosensitive composition, photosensitive lithography plate and method for producing lithography plate
KONICA MINOLTA MED & GRAPHIC9 citations74
US7172851B2Feb 6, 2007
Light sensitive composition, planographic printing plate material, and image formation method
KONICA MINOLTA MED & GRAPHIC2 citations63
US7147991B2Dec 12, 2006
Process of preparing planographic printing plate
KONICA MINOLTA MED & GRAPHIC2 citations63
SAIKI SHUJI
2 patentsKONICA MINOLTA INC
2 patentsMATSUMURA TOSHIYUKI
1 patentFUKUNISHI YOSHIHARU
1 patentMITSUBISHI CHEM CORP
1 patentKUZE MITSUKAZU
1 patentSAKAGUCHI ATSUSHI
1 patentSUMIYAMA MASAHIDE
1 patentShowing the top 50 of 65 patents by PatentIndex Score.