Inventor · disambiguated record
Eiji Kawahara
Also filed as: KAWAHARA EIJI
12 granted patents·204 citations·filing 1997–2014
90Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD5KAWAHARA EIJI3BROTHER IND LTD2PANASONIC CORP1TSUSAKA SHUSAKU1
Top patents by PatentIndex Score
12 records- 0187US8249471B2Image forming apparatus having waste toner detecting mechanismKAWAHARA EIJI·Filed 2010·Granted Aug 21, 2012·7 cites·19 claims
- 0285US7283813B2Mobile terminal and incoming/outgoing call history management methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Oct 16, 2007·60 cites·10 claims
- 0383US6393393B1Audio coding method, audio coding apparatus, and data storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 21, 2002·51 cites·8 claims
- 0480US7953985B2Memory card, application program holding method, and holding programPANASONIC CORP·Filed 2006·Granted May 31, 2011·19 cites·11 claims
- 0577US7894730B2Image forming apparatus having containing unit containing wasteBROTHER IND LTD·Filed 2007·Granted Feb 22, 2011·5 cites·15 claims
- 0675US6697775B2Audio coding method, audio coding apparatus, and data storage mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 24, 2004·19 cites·13 claims
- 0770US6353703B1Video and audio coding method, coding apparatus, and coding program recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Mar 5, 2002·38 cites·34 claims
- 0863US6678468B2Video and audio coding method, coding apparatus, and coding program recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 13, 2004·5 cites·4 claims
- 0945US7817927B2Image forming apparatus with developer collectionBROTHER IND LTD·Filed 2007·Granted Oct 19, 2010·0 cites·20 claims
- 1043US9122233B2Image forming device including mechanism for moving developer cartridgeKAWAHARA EIJI·Filed 2014·Granted Sep 1, 2015·0 cites·20 claims
- 1141US9020855B2Recording/reproducing device, communication device, program, system LSIKAWAHARA EIJI·Filed 2006·Granted Apr 28, 2015·0 cites·11 claims
- 1241US8306450B2Toner recovery machine and image forming apparatusTSUSAKA SHUSAKU·Filed 2010·Granted Nov 6, 2012·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →