Inventor · disambiguated record
Akio Tsujita
Also filed as: TSUJITA AKIO
14 granted patents·1 pending application·141 citations·filing 1990–2011
91Inventor score
Files withHITACHI KOKI KK4IIO MASATO2RICOH PRINTING SYS LTD2HITACHI PRINTING SOLUTIONS LTD1KASAI TADASHI1
Top patents by PatentIndex Score
15 records- 0190US8494385B2Image forming apparatusTERAO MASAKAZU·Filed 2011·Granted Jul 23, 2013·9 cites·20 claims
- 0288US7466946B2Developing unit and image forming apparatusRICOH PRINTING SYS LTD·Filed 2006·Granted Dec 16, 2008·12 cites·6 claims
- 0387US5908590AProcess and apparatus for manufacturing a foamed resin container with a labelSEKISUI PLASTICS·Filed 1996·Granted Jun 1, 1999·75 cites·4 claims
- 0481US9116450B2Toner, printed material, method of preparing printed material and image forming apparatus having varnish application meansIIO MASATO·Filed 2011·Granted Aug 25, 2015·3 cites·12 claims
- 0574US8626040B2Image forming apparatusKASAI TADASHI·Filed 2011·Granted Jan 7, 2014·2 cites·15 claims
- 0674US7574164B2Developing device and electrophotographic apparatus using the sameRICOH KK·Filed 2005·Granted Aug 11, 2009·4 cites·19 claims
- 0765US8630573B2Image forming method, image forming apparatus, varnish applicator, and tonerIIO MASATO·Filed 2011·Granted Jan 14, 2014·1 cites·17 claims
- 0862US8520261B2Controller and halftone dot signal generating method capable of controlling glossiness of imageKOBAYASHI SHINYA·Filed 2011·Granted Aug 27, 2013·1 cites·18 claims
- 0962US5701560AImage forming apparatus having a photosensitive body formed of a base material consisting of As2 Se3 or a-Si and a methodHITACHI KOKI KK·Filed 1996·Granted Dec 23, 1997·15 cites·25 claims
- 1053US6330403B1Image forming apparatus with adjusting deviceHITACHI KOKI KK·Filed 2000·Granted Dec 11, 2001·5 cites·5 claims
- 1150US7421222B2Electrophotographic device with contaminant-resistant photoconductor and chargerRICOH PRINTING SYS LTD·Filed 2005·Granted Sep 2, 2008·2 cites·17 claims
- 1246US6144836AElectrostatographic printing machineHITACHI KOKI KK·Filed 1997·Granted Nov 7, 2000·8 cites·4 claims
- 1338US8086148B2Electrophotographic image forming apparatusKATAOKA KAORU·Filed 2009·Granted Dec 27, 2011·0 cites·7 claims
- 1435US2005053396A1Image forming apparatus and charging deviceHITACHI PRINTING SOLUTIONS LTD·Filed 2004·Application pending·0 cites
- 1530US5005051AElectrophotographic image recording apparatus using amorphous silicon hydride photosensitive drumHITACHI KOKI KK·Filed 1990·Granted Apr 2, 1991·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →