Inventor · disambiguated record
Eiji Tatsumi
Also filed as: TATSUMI EIJI
19 granted patents·3 pending applications·136 citations·filing 1984–2019
94Inventor score
Files withKYOCERA DOCUMENT SOLUTIONS INC7MITSUI CONSTR5KYOCERA MITA CORP4KONDO HIROHITO1MITA INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
22 records- 0191US8923723B2Developing device and image forming apparatus comprising sameKYOCERA DOCUMENT SOLUTIONS INC·Filed 2012·Granted Dec 30, 2014·8 cites·9 claims
- 0289US10474066B1Developer stirring member, developer replenishing unit, image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2019·Granted Nov 12, 2019·3 cites·20 claims
- 0384US4951441ADamping device in a structure and damping construction and damping method using those devicesMITSHI KENSETSU KABUSHIKI KAIS·Filed 1989·Granted Aug 28, 1990·31 cites·2 claims
- 0482US4644884AThread chain sewing apparatus for use in overedge sewing machinePEGASUS SEWING MACHING MFG CO·Filed 1984·Granted Feb 24, 1987·14 cites·15 claims
- 0578US4987711ADamping device in a structure and damping construction and damping method using those devicesMITSUI CONSTR·Filed 1990·Granted Jan 29, 1991·26 cites·1 claims
- 0673US7519315B2Developing unitKYOCERA MITA CORP·Filed 2006·Granted Apr 14, 2009·4 cites·3 claims
- 0772US7493068B2Developing unit with agitation transport membersKYOCERA MITA CORP·Filed 2006·Granted Feb 17, 2009·4 cites·13 claims
- 0867US9033331B2Image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted May 19, 2015·2 cites·7 claims
- 0964US9561923B2Sheet conveying device and image forming apparatus provided with sameKYOCERA DOCUMENT SOLUTIONS INC·Filed 2015·Granted Feb 7, 2017·1 cites·17 claims
- 1061US7483655B2Developing unit with a housing assemblyKYOCERA MITA CORP·Filed 2006·Granted Jan 27, 2009·2 cites·3 claims
- 1148US10054889B2Optical scanning device and image forming apparatus including the sameKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Aug 21, 2018·0 cites·4 claims
- 1248US5074086ADamping device in a structure and damping construction and damping method using those devicesMITSUI CONSTR·Filed 1990·Granted Dec 24, 1991·9 cites·5 claims
- 1348US2007019057A1Image forming apparatusKONDO HIROHITO·Filed 2006·Application pending·0 cites
- 1447US4953330ADamping device in a structure and damping construction and damping method using those devicesMITSUI CONSTR·Filed 1988·Granted Sep 4, 1990·8 cites·12 claims
- 1546US5402918APowder charging apparatusMITA INDUSTRIAL CO LTD·Filed 1993·Granted Apr 4, 1995·13 cites·4 claims
- 1645US4987710ADamping device in a structure and damping construction and damping method using those devicesMITSUI CONSTR·Filed 1989·Granted Jan 29, 1991·7 cites·1 claims
- 1744US10225427B2Image reading deviceKYOCERA DOCUMENT SOLUTIONS INC·Filed 2016·Granted Mar 5, 2019·0 cites·9 claims
- 1843US2004114026A1Image forming apparatusFiled 2003·Application pending·0 cites
- 1940US2004183457A1Image forming apparatusFiled 2003·Application pending·0 cites
- 2039US9031487B2Fixing device and image forming apparatus including this fixing deviceKYOCERA DOCUMENT SOLUTIONS INC·Filed 2013·Granted May 12, 2015·0 cites·12 claims
- 2135US6965393B2Image forming apparatusKYOCERA MITA CORP·Filed 2003·Granted Nov 15, 2005·0 cites·15 claims
- 2234US4972636ADamping device in a structureMITSUI CONSTR·Filed 1989·Granted Nov 27, 1990·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →