Inventor · disambiguated record
Kiichiro Nishina
Also filed as: NISHINA KIICHIRO
43 granted patents·4 pending applications·730 citations·filing 1986–2019
98Inventor score
Top patents by PatentIndex Score
47 records- 0195US7438443B2Lighting device, image-reading device, color-document reading apparatus, image-forming apparatus, projection apparatusRICOH KK·Filed 2004·Granted Oct 21, 2008·88 cites·58 claims
- 0294US7920304B2Image reading device and image forming apparatusRICOH CO LTD·Filed 2009·Granted Apr 5, 2011·24 cites·19 claims
- 0393US9039196B2Image displaying apparatus having plane mirror at conjugate to image displaying elementHIRAKAWA MAKOTO·Filed 2012·Granted May 26, 2015·14 cites·8 claims
- 0493US8922883B2Magnification optical systemTATSUNO HIBIKI·Filed 2012·Granted Dec 30, 2014·13 cites·15 claims
- 0593US6718132B2Zoom lens, camera apparatus and portable information terminal apparatusRICOH KK·Filed 2002·Granted Apr 6, 2004·46 cites·66 claims
- 0692US9841584B2Magnification optical systemTATSUNO HIBIKI·Filed 2016·Granted Dec 12, 2017·6 cites·10 claims
- 0792US9069238B2Image displaying apparatusRICOH CO LTD·Filed 2012·Granted Jun 30, 2015·8 cites·17 claims
- 0891US6747818B2Image forming lens, image forming lens unit, original document reading module, apparatus and method, and image information processing apparatusRICOH KK·Filed 2001·Granted Jun 8, 2004·49 cites·166 claims
- 0989US4753522APlastic lens assembly for use in copying machinesRICOH KK·Filed 1986·Granted Jun 28, 1988·74 cites·3 claims
- 1088US9348121B2Magnification optical systemTATSUNO HIBIKI·Filed 2015·Granted May 24, 2016·4 cites·11 claims
- 1187US6924938B2Zoom lens, camera, and mobile information terminalRICOH KK·Filed 2004·Granted Aug 2, 2005·26 cites·18 claims
- 1286US9046674B2Magnification optical systemTATSUNO HIBIKI·Filed 2014·Granted Jun 2, 2015·4 cites·8 claims
- 1383US10310238B2Magnification optical systemRICOH CO LTD·Filed 2017·Granted Jun 4, 2019·2 cites·15 claims
- 1482US8253989B2Optical reader, image reader and image forming deviceNISHINA KIICHIRO·Filed 2009·Granted Aug 28, 2012·7 cites·14 claims
- 1582US7446953B2Imaging lens, image reading apparatus and image forming apparatusRICOH KK·Filed 2007·Granted Nov 4, 2008·10 cites·10 claims
- 1682US5311364AReading lens for scannerRICOH KK·Filed 1992·Granted May 10, 1994·74 cites·9 claims
- 1781US7133220B2Lens for reading an original, method and apparatus for reading an original, and image forming apparatusRICOH KK·Filed 2005·Granted Nov 7, 2006·9 cites·5 claims
- 1881US5680254ALens for reading an original imageRICOH KK·Filed 1994·Granted Oct 21, 1997·56 cites·3 claims
- 1977US8081355B2Illumination unit, image read apparatus, image formation apparatusNISHINA KIICHIRO·Filed 2008·Granted Dec 20, 2011·5 cites·19 claims
- 2077US6909559B2Lens for reading an original, method and apparatus for reading an original, and image forming apparatusRICOH KK·Filed 2003·Granted Jun 21, 2005·15 cites·20 claims
- 2177US4997265AZoom lens for variable power copying apparatusRICOH KK·Filed 1989·Granted Mar 5, 1991·37 cites·6 claims
- 2276US8199371B2Image reader and image formation apparatusNISHINA KIICHIRO·Filed 2009·Granted Jun 12, 2012·4 cites·11 claims
- 2375US8169671B2Lighting unit, image reading apparatus and image forming apparatus using the sameITOH MASAHIRO·Filed 2009·Granted May 1, 2012·4 cites·11 claims
- 2474US8174738B2Image read-out device and image forming deviceONO NOBUAKI·Filed 2009·Granted May 8, 2012·5 cites·5 claims
- 2573US7184222B2Original reading lens, original reading lens unit, original reading device, and image forming deviceRICOH KK·Filed 2006·Granted Feb 27, 2007·5 cites·23 claims
- 2673US7164541B2Zoom lens, camera, and mobile information terminalRICOH KK·Filed 2005·Granted Jan 16, 2007·4 cites·28 claims
- 2773US7064902B2Zoom lens, camera, and mobile information terminalRICOH KK·Filed 2005·Granted Jun 20, 2006·4 cites·17 claims
- 2872US7031074B2Zoom lens, camera, and mobile information terminalRICOH KK·Filed 2005·Granted Apr 18, 2006·4 cites·12 claims
- 2970US4690518AWide angle copying lens systemRICOH KK·Filed 1986·Granted Sep 1, 1987·29 cites·5 claims
- 3069US8284462B2Image reading device and image forming apparatusABE ISSEI·Filed 2009·Granted Oct 9, 2012·2 cites·12 claims
- 3167US7027236B2Original reading lens, original reading lens unit, original reading device, and image forming deviceRICOH KK·Filed 2004·Granted Apr 11, 2006·8 cites·22 claims
- 3266US7450275B2Document reading lens, document reading lens unit, document reader, and image forming apparatusRICOH KK·Filed 2004·Granted Nov 11, 2008·6 cites·14 claims
- 3366US4738517ACopying lens with a wide angle of viewRICOH KK·Filed 1986·Granted Apr 19, 1988·25 cites·1 claims
- 3465US10606042B2Magnification optical systemRICOH CO LTD·Filed 2019·Granted Mar 31, 2020·0 cites·9 claims
- 3565US5781324AOptical scanning lens and optical scannerRICOH KK·Filed 1997·Granted Jul 14, 1998·27 cites·33 claims
- 3664US4836664ALens system for a copierRICOH KK·Filed 1988·Granted Jun 6, 1989·23 cites·3 claims
- 3763US8854701B2Image-forming lens, image reader, and image-forming deviceNAKAYAMA HIROTOSHI·Filed 2013·Granted Oct 7, 2014·1 cites·7 claims
- 3863US7961365B2Image reading apparatus and image forming apparatusRICOH CO LTD·Filed 2008·Granted Jun 14, 2011·1 cites·17 claims
- 3963US7734224B2Image reading apparatus with a mirror having a curved surface to reduce defocusing during image scanningRICOH KK·Filed 2007·Granted Jun 8, 2010·1 cites·8 claims
- 4063US7277629B2Zoom lens, camera apparatus and portable information terminal apparatusRICOH KK·Filed 2003·Granted Oct 2, 2007·6 cites·30 claims
- 4161US2020004129A1Focus adjustment system for an image display deviceTATSUNO HIBIKI·Filed 2019·Application pending·0 cites
- 4254US10451961B2Focus adjustment system for an image display deviceTATSUNO HIBIKI·Filed 2012·Granted Oct 22, 2019·0 cites·18 claims
- 4351US7492525B2Zoom lens, camera apparatus and portable information terminal apparatusRICOH KK·Filed 2007·Granted Feb 17, 2009·0 cites·42 claims
- 4448US2008063313A1Image reading optical system, image reading apparatus and image forming apparatusNISHINA KIICHIRO·Filed 2007·Application pending·0 cites
- 4547US2007216969A1Image reading apparatus and image forming apparatusNISHINA KIICHIRO·Filed 2007·Application pending·0 cites
- 4645US9158119B2Enlargement optical systemNISHINA KIICHIRO·Filed 2012·Granted Oct 13, 2015·0 cites·8 claims
- 4745US2013107166A1Image displaying apparatusOSAKA TAKANOBU·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →