Inventor · disambiguated record
Masayoshi Nagayama
Also filed as: NAGAYAMA MASAYOSHI
4 granted patents·4 pending applications·82 citations·filing 1980–2015
74Inventor score
Files withUCHIDA SATOSHI3PANASONIC IP MAN CO LTD2MATSUSHITA ELECTRIC WORKS LTD1PANASONIC ELEC WORKS CO LTD1TANIGUCHI SHINICHI1
Top patents by PatentIndex Score
8 records- 0173US10016264B2Teeth bleaching apparatusPANASONIC IP MAN CO LTD·Filed 2015·Granted Jul 10, 2018·2 cites·6 claims
- 0269US10245129B2Tooth bleaching devicePANASONIC IP MAN CO LTD·Filed 2014·Granted Apr 2, 2019·3 cites·18 claims
- 0360US8145325B2Mouth cleaning deviceTANIGUCHI SHINICHI·Filed 2007·Granted Mar 27, 2012·4 cites·10 claims
- 0460US4372319ALow frequency therapeutic instrumentMATSUSHITA ELECTRIC WORKS LTD·Filed 1980·Granted Feb 8, 1983·73 cites·4 claims
- 0543US2011232014A1Brush body and toothbrushPANASONIC ELEC WORKS CO LTD·Filed 2011·Application pending·0 cites
- 0642US2011304194A1Brush body and toothbrush including brush bodyUCHIDA SATOSHI·Filed 2011·Application pending·0 cites
- 0741US2012233791A1Brush body and toothbrushUCHIDA SATOSHI·Filed 2010·Application pending·0 cites
- 0839US2012233790A1Brush body and toothbrushUCHIDA SATOSHI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →