Inventor · disambiguated record
Taku Kumazawa
Also filed as: KUMAZAWA TAKU
61 granted patents·2 pending applications·544 citations·filing 2007–2025
99Inventor score
Top patents by PatentIndex Score
63 records- 0195US7836833B2Locking device and furnitureAICHI CO LTD·Filed 2007·Granted Nov 23, 2010·31 cites·20 claims
- 0291USD600465SChairAICHI CO LTD·Filed 2009·Granted Sep 22, 2009·38 cites·1 claims
- 0390USD609488SChairAICHI CO LTD·Filed 2009·Granted Feb 9, 2010·34 cites·1 claims
- 0489US7798455B2Height adjusting deviceAICHI CO LTD·Filed 2007·Granted Sep 21, 2010·15 cites·9 claims
- 0589USD569644SChairAICHI CO LTD·Filed 2007·Granted May 27, 2008·38 cites·1 claims
- 0687USD609487SChairAICHI CO LTD·Filed 2009·Granted Feb 9, 2010·34 cites·1 claims
- 0786USD617568SChairAICHI CO LTD·Filed 2009·Granted Jun 15, 2010·31 cites·1 claims
- 0885US9872567B2Chair with positioning memberAICHI CO LTD·Filed 2015·Granted Jan 23, 2018·6 cites·14 claims
- 0983US11382429B2Backrest and chairAICHI CO LTD·Filed 2019·Granted Jul 12, 2022·5 cites·9 claims
- 1082USD600954SChair backrestAICHI CO LTD·Filed 2009·Granted Sep 29, 2009·27 cites·1 claims
- 1180USD600953SChair backrestAICHI CO LTD·Filed 2009·Granted Sep 29, 2009·24 cites·1 claims
- 1279USD999549SChairAICHI CO LTD·Filed 2021·Granted Sep 26, 2023·5 cites·1 claims
- 1379US11140989B2Chair and structure body thereofAICHI CO LTD·Filed 2017·Granted Oct 12, 2021·4 cites·9 claims
- 1479US9282823B2Linking mechanism and chairKUMAZAWA TAKU·Filed 2011·Granted Mar 15, 2016·11 cites·19 claims
- 1576USD853143SChairAICHI CO LTD·Filed 2017·Granted Jul 9, 2019·15 cites·1 claims
- 1676USD669278SChairKUMAZAWA TAKU·Filed 2010·Granted Oct 23, 2012·21 cites·1 claims
- 1775USD668072SChairKUMAZAWA TAKU·Filed 2012·Granted Oct 2, 2012·20 cites·1 claims
- 1875USD577517SDeskAICHI CO LTD·Filed 2007·Granted Sep 30, 2008·17 cites·1 claims
- 1974US8960106B2DeskKUMAZAWA TAKU·Filed 2007·Granted Feb 24, 2015·4 cites·15 claims
- 2074USD648150SChairKUMAZAWA TAKU·Filed 2010·Granted Nov 8, 2011·19 cites·1 claims
- 2172US2025359676A1ChairAICHI CO LTD·Filed 2025·Application pending·0 cites
- 2271US10258161B2Chair with positioning memberAICHI CO LTD·Filed 2017·Granted Apr 16, 2019·2 cites·9 claims
- 2371USD756140SChairAICHI CO LTD·Filed 2014·Granted May 17, 2016·13 cites·1 claims
- 2471USD656335SChairKUMAZAWA TAKU·Filed 2010·Granted Mar 27, 2012·17 cites·1 claims
- 2570US8534427B2Movable deskKUMAZAWA TAKU·Filed 2007·Granted Sep 17, 2013·2 cites·11 claims
- 2665US9066595B2Structure for mounting seating body of chairKUMAZAWA TAKU·Filed 2011·Granted Jun 30, 2015·4 cites·12 claims
- 2764USRE42027EChairAICHI CO LTD·Filed 2009·Granted Jan 18, 2011·12 cites·1 claims
- 2863US11485395B2Furniture cartAICHI CO LTD·Filed 2019·Granted Nov 1, 2022·2 cites·9 claims
- 2962USD993653SChairAICHI CO LTD·Filed 2021·Granted Aug 1, 2023·2 cites·1 claims
- 3060USD770823SChairAICHI CO LTD·Filed 2016·Granted Nov 8, 2016·7 cites·1 claims
- 3159USD675843SChairAICHI CO LTD·Filed 2010·Granted Feb 12, 2013·10 cites·1 claims
- 3259USD656334SChairKUMAZAWA TAKU·Filed 2010·Granted Mar 27, 2012·10 cites·1 claims
- 3358USD896539SChairAICHI CO LTD·Filed 2018·Granted Sep 22, 2020·6 cites·1 claims
- 3458USD655933SChairKUMAZAWA TAKU·Filed 2010·Granted Mar 20, 2012·10 cites·1 claims
- 3557USD873579SChairAICHI CO LTD·Filed 2018·Granted Jan 28, 2020·6 cites·1 claims
- 3654USD885100SChairAICHI CO LTD·Filed 2018·Granted May 26, 2020·5 cites·1 claims
- 3754US8091958B2ChairKUMAZAWA TAKU·Filed 2009·Granted Jan 10, 2012·0 cites·8 claims
- 3852USD972353SChairAICHI CO LTD·Filed 2020·Granted Dec 13, 2022·1 cites·1 claims
- 3952USD656333SChairKUMAZAWA TAKU·Filed 2010·Granted Mar 27, 2012·7 cites·1 claims
- 4050USD685208SChairAICHI CO LTD·Filed 2012·Granted Jul 2, 2013·6 cites·1 claims
- 4149USD976677SMounting attachment for chairAICHI CO LTD·Filed 2021·Granted Jan 31, 2023·1 cites·1 claims
- 4249US8951620B2Frame member, molding apparatus, and manufacturing method for frame memberAICHI CO LTD·Filed 2013·Granted Feb 10, 2015·0 cites·3 claims
- 4348USD599585SDeskAICHI CO LTD·Filed 2008·Granted Sep 8, 2009·6 cites·1 claims
- 4447US2012175929A1ChairKUMAZAWA TAKU·Filed 2012·Application pending·0 cites
- 4545USD873595SSeating unitAICHI CO LTD·Filed 2018·Granted Jan 28, 2020·2 cites·1 claims
- 4645USD591536SModesty panel for a deskAICHI CO LTD·Filed 2008·Granted May 5, 2009·4 cites·1 claims
- 4743USD915811SChairAICHI CO LTD·Filed 2019·Granted Apr 13, 2021·2 cites·1 claims
- 4843USD915116SChairAICHI CO LTD·Filed 2019·Granted Apr 6, 2021·2 cites·1 claims
- 4942USD923993SChairAICHI CO LTD·Filed 2020·Granted Jul 6, 2021·0 cites·1 claims
- 5042USD912451SChairAICHI CO LTD·Filed 2018·Granted Mar 9, 2021·2 cites·1 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →