Inventor · disambiguated record
Chiseki Yamaguchi
Also filed as: YAMAGUCHI CHISEKI
24 granted patents·1 pending application·403 citations·filing 1991–2021
96Inventor score
Files withNEC CORP18FUJI XEROX CO LTD2YAMAGUCHI CHISEKI2HIRAOKA H I LAB CO LTD1JAPAN IMAGING SYST KK1
Top patents by PatentIndex Score
25 records- 0194US5666627AFixing device which utilizes heat generated by electromagnetic inductionNEC CORP·Filed 1995·Granted Sep 9, 1997·71 cites·13 claims
- 0286US5170213ADeveloper unit utilizing a non-magnetic single component developerJAPAN IMAGING SYST KK·Filed 1991·Granted Dec 8, 1992·58 cites·23 claims
- 0384US5365318ADeveloper unit utilizing a non-magnetic single component developerHIRAOKA H I LAB CO LTD·Filed 1992·Granted Nov 15, 1994·37 cites·10 claims
- 0481US6353721B1Color image formation apparatus using a liquid developer and color image formation method using a liquid developerFUJI XEROX CO LTD·Filed 2000·Granted Mar 5, 2002·21 cites·20 claims
- 0577US5966561AColor-image forming apparatus having intermediate transfer member and controller for controlling the transfer biasNEC CORP·Filed 1997·Granted Oct 12, 1999·27 cites·20 claims
- 0675USD620075SFilter cartridgeU TEC CORP·Filed 2009·Granted Jul 20, 2010·23 cites·1 claims
- 0772US6580443B2Color image forming device with simplified optical unit incorporating a laser sourceFUJI XEROX CO LTD·Filed 2001·Granted Jun 17, 2003·14 cites·17 claims
- 0872US5974289AColor image forming apparatusNEC CORP·Filed 1998·Granted Oct 26, 1999·21 cites·15 claims
- 0970US6269233B1Liquid developer imaging apparatus having extended photo-conductor lifeNEC CORP·Filed 2000·Granted Jul 31, 2001·12 cites·21 claims
- 1070US5761591ADeveloping apparatus with means for carrying developer by utilizing the action of electric field curtainNEC CORP·Filed 1996·Granted Jun 2, 1998·20 cites·23 claims
- 1169US6282392B1Image formation apparatusNEC CORP·Filed 2000·Granted Aug 28, 2001·11 cites·19 claims
- 1256US8525045B2Faraday cage and device having sameYAMAGUCHI CHISEKI·Filed 2009·Granted Sep 3, 2013·3 cites·28 claims
- 1355US6330406B1Toner concentration detecting apparatus including power supply for applying reversible voltage to the tonerNEC CORP·Filed 1999·Granted Dec 11, 2001·11 cites·14 claims
- 1455US5745255AElectrophotographic digital printer having data expansion means responsive to desired image quality and type of recording medium usedNEC CORP·Filed 1996·Granted Apr 28, 1998·19 cites·18 claims
- 1552US6049350AColor image forming apparatusNEC CORP·Filed 1997·Granted Apr 11, 2000·16 cites·14 claims
- 1645US5995778AApparatus and method for detecting toner density in a liquid developerNEC CORP·Filed 1998·Granted Nov 30, 1999·7 cites·10 claims
- 1745US5615405AElectrophotographic image forming apparatus which reduces an area for installing the apparatusNEC CORP·Filed 1995·Granted Mar 25, 1997·7 cites·7 claims
- 1844US5616416AMethod and display panel for displaying color imageNEC CORP·Filed 1995·Granted Apr 1, 1997·6 cites·13 claims
- 1943US2022341786A1Color change identificaton methodYAMAGUCHI CHISEKI·Filed 2021·Application pending·0 cites
- 2042US5614290AMethod and apparatus for displaying color imageNEC CORP·Filed 1995·Granted Mar 25, 1997·6 cites·12 claims
- 2138US6020866AMethod and display panel for displaying color imageNEC CORP·Filed 1996·Granted Feb 1, 2000·6 cites·17 claims
- 2238US5970287ACharging device for charging charged body in non-contact stateNEC CORP·Filed 1998·Granted Oct 19, 1999·4 cites·18 claims
- 2333US5974291AImage forming apparatus and image forming method using selective exposure and removal of liquid developerNEC CORP·Filed 1997·Granted Oct 26, 1999·2 cites·12 claims
- 2431US6097413AColor image forming device capable of achieving a uniform and stable image quality for various recording mediaNEC CORP·Filed 1994·Granted Aug 1, 2000·1 cites·8 claims
- 2530US5589867AMethod and apparatus for forming an image on a recording mediumNEC CORP·Filed 1994·Granted Dec 31, 1996·0 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →