Inventor · disambiguated record
Keiji Ban
Also filed as: BAN KEIJI
15 granted patents·3 pending applications·298 citations·filing 1993–2008
93Inventor score
Top patents by PatentIndex Score
18 records- 0196US7287715B2Magnetic tape cartridgeHITACHI MAXELL·Filed 2005·Granted Oct 30, 2007·61 cites·2 claims
- 0294US8045288B2Tape drive with cartridge thickness detecting sensorsHITACHI MAXELL·Filed 2004·Granted Oct 25, 2011·88 cites·3 claims
- 0380US7549602B2Tape cartridgeHITACHI MAXELL·Filed 2007·Granted Jun 23, 2009·7 cites·29 claims
- 0477US5775685ASheet member conveying mechanismMITA INDUSTRIAL CO LTD·Filed 1996·Granted Jul 7, 1998·27 cites·15 claims
- 0568US5485247AImage forming apparatus including a paper feeding device having improved paper jam detection capabilityMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jan 16, 1996·18 cites·13 claims
- 0667US6886765B2Single-reel magnetic tape cartridgeHITACHI MAXELL·Filed 2002·Granted May 3, 2005·7 cites·6 claims
- 0766US5617193AImage transferred sheet conveying guide for use in an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1994·Granted Apr 1, 1997·13 cites·10 claims
- 0864US5477314ASheet conveying apparatus with guide memberMITA INDUSTRIAL CO LTD·Filed 1994·Granted Dec 19, 1995·14 cites·16 claims
- 0958US5749035AImage transferred sheet conveying guide for use in an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1996·Granted May 5, 1998·11 cites·20 claims
- 1057US6064498AImage forming apparatusKYOCERA MITA CORP·Filed 1997·Granted May 16, 2000·21 cites·5 claims
- 1156US5901950ADocument feeding devices for image reading apparatusMITA INDUSTRIAL CO LTD·Filed 1997·Granted May 11, 1999·12 cites·11 claims
- 1254US7568648B2Tape cartridgeHITACHI MAXELL·Filed 2007·Granted Aug 4, 2009·0 cites·8 claims
- 1352US5860044AOpen/close mechanism of upper frame for use in image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1997·Granted Jan 12, 1999·16 cites·10 claims
- 1450US7832674B2Tape cartridgeHITACHI MAXELL·Filed 2007·Granted Nov 16, 2010·0 cites·3 claims
- 1549US2008149753A1Tape cartridgeHITACHI MAXELL·Filed 2007·Application pending·0 cites
- 1646US2006193082A1Tape cartridgeHITACHI MAXELL·Filed 2006·Application pending·0 cites
- 1746US2008197231A1Tape cartridgeHITACHI MAXELL·Filed 2008·Application pending·0 cites
- 1833US5905926APositioning structure for brake force supplier for use in image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1997·Granted May 18, 1999·3 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →