Inventor · disambiguated record
Keiichi Okada
Also filed as: OKADA KEIICHI
20 granted patents·2 pending applications·333 citations·filing 1991–2023
94Inventor score
Top patents by PatentIndex Score
22 records- 0195US8736909B2Image forming apparatus and computer readable mediumSATO NORIBUMI·Filed 2010·Granted May 27, 2014·121 cites·2 claims
- 0291US11990154B1Seek time to the beginning position of data on tape mediaWESTERN DIGITAL TECH INC·Filed 2023·Granted May 21, 2024·3 cites·21 claims
- 0387US5199017AOptical disk drive and method for counting the number of tracks on an optical diskIBM·Filed 1991·Granted Mar 30, 1993·41 cites·10 claims
- 0484US9201338B2Image forming apparatus, non-transitory computer readable medium, and image forming methodFUJI XEROX CO LTD·Filed 2014·Granted Dec 1, 2015·3 cites·11 claims
- 0579US9250554B2Image processing apparatus, image processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2014·Granted Feb 2, 2016·2 cites·8 claims
- 0677US5519483ADetection system and detection method of document size for use in a document readerSHARP KK·Filed 1993·Granted May 21, 1996·23 cites·42 claims
- 0777US5488468AOptical distance measuring apparatus having semiconductor position sensitive photodetectorSHARP KK·Filed 1992·Granted Jan 30, 1996·39 cites·20 claims
- 0877US5261986AMethod of fabricating ceramic laminated electronic componentMURATA MANUFACTURING CO·Filed 1991·Granted Nov 16, 1993·31 cites·7 claims
- 0966US5350007AInjection apparatus for a hot-chamber die-cast machineNIPPON LIGHT METAL CO·Filed 1993·Granted Sep 27, 1994·12 cites·8 claims
- 1062US5384762AFocusing servo in an optical disk driveIBM·Filed 1994·Granted Jan 24, 1995·13 cites·6 claims
- 1159US12106772B2Methods for increasing storage capacity and improving performance in dual-reel removable tape devices and fixed tape devicesWESTERN DIGITAL TECH INC·Filed 2023·Granted Oct 1, 2024·0 cites·19 claims
- 1258US5693933ADevice for dtecting the size of an original document in a document readerMINOLTA CO LTD·Filed 1996·Granted Dec 2, 1997·24 cites·6 claims
- 1357US12249350B2Methods for improving track density in dual-reel removable tape devices and fixed tape devicesWESTERN DIGITAL TECH INC·Filed 2023·Granted Mar 11, 2025·0 cites·20 claims
- 1457US5255253AApparatus and method for controlling the velocity of a disk storage headIBM·Filed 1991·Granted Oct 19, 1993·11 cites·4 claims
- 1553US8358444B2Image forming apparatus capable of printing a copy-forgery patternFUJI XEROX CO LTD·Filed 2009·Granted Jan 22, 2013·0 cites·9 claims
- 1652USRE36864EOptical disk drive and methods for counting the number of tracks on an optical diskIBM·Filed 1995·Granted Sep 12, 2000·10 cites·10 claims
- 1742US9360802B2Image forming apparatusFUJI XEROX CO LTD·Filed 2015·Granted Jun 7, 2016·0 cites·7 claims
- 1840US2012243175A1Cover, electronic device rack, and air conditioning systemOKADA KEIICHI·Filed 2012·Application pending·0 cites
- 1939US8711434B2Image processing device, image forming apparatus, and non-transitory computer readable recording mediumIIOKA MITSURU·Filed 2011·Granted Apr 29, 2014·0 cites·17 claims
- 2039US8659796B2Image forming apparatus and image forming programOKADA KEIICHI·Filed 2010·Granted Feb 25, 2014·0 cites·16 claims
- 2133US8699083B2Image processing device, image forming device, and computer-readable mediumOKADA KEIICHI·Filed 2010·Granted Apr 15, 2014·0 cites·6 claims
- 2233US2012008171A1Image processing apparatus, image forming apparatus, and computer readable mediumOKADA KEIICHI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →