Inventor · disambiguated record
Keiji Nakatani
Also filed as: NAKATANI KEIJI
32 granted patents·1 pending application·725 citations·filing 1978–2005
97Inventor score
Top patents by PatentIndex Score
33 records- 0197US4821107AMulti-functional imaging apparatusMINOLTA CAMERA KK·Filed 1988·Granted Apr 11, 1989·95 cites·18 claims
- 0288US5390003ACopying system for preventing copying of copy-prohibited imagesMINOLTA CAMERA KK·Filed 1993·Granted Feb 14, 1995·114 cites·38 claims
- 0387US4806978AImage editing systemMINOLTA CAMERA KK·Filed 1987·Granted Feb 21, 1989·30 cites·12 claims
- 0482US4958221ADigital color copying machine comprising a test mode for making a color adjustmentMINOLTA CAMERA KK·Filed 1989·Granted Sep 18, 1990·40 cites·26 claims
- 0581US4207473AFrame detection circuitry for microfilm reader apparatusMINOLTA CAMERA KK·Filed 1978·Granted Jun 10, 1980·12 cites·6 claims
- 0680US5608547AImage forming apparatus having illumination direction altered for every plurality of readout operations with respect to one originalMINOLTA CAMERA KK·Filed 1994·Granted Mar 4, 1997·50 cites·37 claims
- 0780US5583941AImaging processorMINOLTA CO LTD·Filed 1994·Granted Dec 10, 1996·47 cites·22 claims
- 0879US4979031ADigital color copying machineMINOLTA CAMERA KK·Filed 1989·Granted Dec 18, 1990·34 cites·25 claims
- 0978US4816864AProgrammable copying apparatusMINOLTA CAMERA KK·Filed 1987·Granted Mar 28, 1989·21 cites·10 claims
- 1077US4433906AMicrofilm reader printer equipped with improved exposure amount control arrangementMINOLTA CAMERA KK·Filed 1981·Granted Feb 28, 1984·14 cites·14 claims
- 1173US4806976ACopy apparatus with pattern writing capabilityMINOLTA CAMERA KK·Filed 1987·Granted Feb 21, 1989·18 cites·11 claims
- 1271US4742373ACopying machineMINOLTA CAMERA KK·Filed 1987·Granted May 3, 1988·17 cites·13 claims
- 1369US5410419AFacsimile machine capable of distinguishing copied image and received imageMINOLTA CAMERA KK·Filed 1993·Granted Apr 25, 1995·28 cites·17 claims
- 1468US5119182AImage forming apparatus comprising sample image printing mode and image forming method thereforMINOLTA CAMERA KK·Filed 1990·Granted Jun 2, 1992·27 cites·35 claims
- 1567US4780806AControl device for an apparatusMINOLTA CAMERA KK·Filed 1985·Granted Oct 25, 1988·46 cites·12 claims
- 1666US4978226ADigital color copying machine for composing and controlling the color of a composed imageMINOLTA CAMERA KK·Filed 1989·Granted Dec 18, 1990·20 cites·38 claims
- 1762US5182638ADigital color copying machine comprising a test mode for making a color adjustmentMINOLTA CAMERA KK·Filed 1989·Granted Jan 26, 1993·17 cites·14 claims
- 1861US5124799ADigital color copying machine for forming a plurality of images of the same imageMINOLTA CAMERA KK·Filed 1990·Granted Jun 23, 1992·20 cites·9 claims
- 1956US5699169AImage forming apparatus wherein data is converted between multi-level data and bi-level dataMINOLTA CO LTD·Filed 1996·Granted Dec 16, 1997·16 cites·11 claims
- 2056US4864364ACharge eraser for an electrophotographic copierMINOLTA CAMERA KK·Filed 1987·Granted Sep 5, 1989·10 cites·12 claims
- 2148US5124788ADigital color copying machine comprising a test mode for making a color adjustmentMINOLTA CAMERA KK·Filed 1989·Granted Jun 23, 1992·9 cites·31 claims
- 2246US4967287AImage forming apparatusMINOLTA CAMERA KK·Filed 1990·Granted Oct 30, 1990·10 cites·8 claims
- 2345US7990565B2Recording system and recording method for recording sound and images on sound paperKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Aug 2, 2011·0 cites·20 claims
- 2440US4916486ACopying and printing apparatusMINOLTA CAMERA KK·Filed 1989·Granted Apr 10, 1990·6 cites·15 claims
- 2539US4166239ARoll film drive control arrangementMINOLTA CAMERA KK·Filed 1978·Granted Aug 28, 1979·3 cites·10 claims
- 2638US5068690ACopying apparatus with image editing deviceMINOLTA CAMERA KK·Filed 1991·Granted Nov 26, 1991·4 cites·12 claims
- 2738US4794424ACopying apparatusMINOLTA CAMERA KK·Filed 1988·Granted Dec 27, 1988·4 cites·3 claims
- 2836US4453682ACartridge handling device for microfilm reader or the likeMINOLTA CAMERA KK·Filed 1982·Granted Jun 12, 1984·2 cites·1 claims
- 2934US4524315ARoll film carrier used in reader or reader printerMINOLTA CAMERA KK·Filed 1982·Granted Jun 18, 1985·4 cites·12 claims
- 3032US6259539B1Facsimile device capable of properly recording halftone image and text imageMINOLTA CO LTD·Filed 1997·Granted Jul 10, 2001·2 cites·15 claims
- 3132US4457008AAutomatic retrieval apparatusMINOLTA CAMERA KK·Filed 1981·Granted Jun 26, 1984·5 cites·4 claims
- 3230US4210044ARoll paper cutting arrangementMINOLTA CAMERA KK·Filed 1979·Granted Jul 1, 1980·0 cites·8 claims
- 3330US2002024541A1Image forming apparatusFiled 1997·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Keiji Nakatani files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →