Inventor · disambiguated record
Issei Tanaka
Also filed as: TANAKA ISSEI
27 granted patents·4 pending applications·183 citations·filing 1988–2024
95Inventor score
Top patents by PatentIndex Score
31 records- 0190US8830592B2Zoom lens, imaging apparatus, and method for manufacturing zoom lensSATO HARUO·Filed 2011·Granted Sep 9, 2014·11 cites·29 claims
- 0290US4870452AProjection exposure apparatusNIKON CORP·Filed 1988·Granted Sep 26, 1989·56 cites·6 claims
- 0387US8721094B2Lens system and optical apparatusTANAKA ISSEI·Filed 2010·Granted May 13, 2014·10 cites·31 claims
- 0487US7336421B2Optical system with anti-reflection coatingNIKON CORP·Filed 2005·Granted Feb 26, 2008·13 cites·32 claims
- 0585US10203488B2Zoom lens, optical apparatus, and method for manufacturing zoom lensNIKON CORP·Filed 2016·Granted Feb 12, 2019·4 cites·10 claims
- 0683US8411369B2Imaging lens, optical apparatus including imaging lens and method for manufacturing imaging lensMURATANI MAMI·Filed 2011·Granted Apr 2, 2013·7 cites·27 claims
- 0781US4970812ASheet type large display unitSTANLEY ELECTRIC CO LTD·Filed 1989·Granted Nov 20, 1990·50 cites·15 claims
- 0878US9354430B2Zoom lens, imaging apparatus, and method for manufacturing zoom lensNIKON CORP·Filed 2014·Granted May 31, 2016·3 cites·28 claims
- 0977US8941921B2Optical system, optical apparatus, and method for manufacturing optical systemITO TOMOKI·Filed 2011·Granted Jan 27, 2015·4 cites·24 claims
- 1076US9726869B2Variable magnification optical system, optical device, and production method for variable magnification optical systemNIKON CORP·Filed 2015·Granted Aug 8, 2017·2 cites·42 claims
- 1176US8605370B2Imaging lens, optical apparatus equipped therewith, and method for manufacturing imaging lensTANAKA ISSEI·Filed 2011·Granted Dec 10, 2013·4 cites·19 claims
- 1270US11579421B2Zoom lens, optical apparatus, and method for manufacturing zoom lensNIKON CORP·Filed 2020·Granted Feb 14, 2023·0 cites·12 claims
- 1369US7256948B2Anti-reflection coating, and optical element and optical system with anti-reflection coatingNIKON CORP·Filed 2005·Granted Aug 14, 2007·5 cites·34 claims
- 1468US7256939B2Diffractive optical element and fabrication method thereofNIKON CORP·Filed 2005·Granted Aug 14, 2007·4 cites·11 claims
- 1564US8717686B2Optical system, optical apparatus and optical system manufacturing methodYAMAMOTO HIROSHI·Filed 2011·Granted May 6, 2014·1 cites·68 claims
- 1663US9523843B2Zoom lens, optical apparatus, and method for manufacturing zoom lensOBAMA AKIHIKO·Filed 2011·Granted Dec 20, 2016·1 cites·35 claims
- 1762US10895721B2Zoom lens, optical apparatus, and method for manufacturing zoom lensNIKON CORP·Filed 2018·Granted Jan 19, 2021·0 cites·24 claims
- 1862US9625689B2Optical system, optical apparatus equipped therewith, and method for manufacturing optical systemHARADA HIROKI·Filed 2011·Granted Apr 18, 2017·1 cites·27 claims
- 1962US9007703B2Imaging lens, optical apparatus equipped therewith, and method for manufacturing imaging lensMOURI MOTOHISA·Filed 2011·Granted Apr 14, 2015·2 cites·29 claims
- 2062US8913327B2Zoom lens system, optical apparatus and method for manufacturing zoom lens systemOBAMA AKIHIKO·Filed 2011·Granted Dec 16, 2014·1 cites·33 claims
- 2161US9791678B2Zoom lens, imaging device and method for manufacturing the zoom lensSATO HARUO·Filed 2011·Granted Oct 17, 2017·1 cites·26 claims
- 2260US9030755B2Zoom lens system, optical apparatus, and method for manufacturing zoom lens systemTANAKA ISSEI·Filed 2012·Granted May 12, 2015·1 cites·24 claims
- 2358US2014307326A1Eyepiece lens, viewfinder optical system and optical apparatus equipped with the same, and method for manufacturing eyepiece lensNIKON CORP·Filed 2014·Application pending·0 cites
- 2455US9753271B2Eyepiece lens, viewfinder optical system and optical apparatus equipped with the same, and method for manufacturing eyepiece lensNIKON CORP·Filed 2016·Granted Sep 5, 2017·0 cites·22 claims
- 2555US2017315337A1Variable magnification optical system, optical device, and production method for variable magnification optical systemNIKON CORP·Filed 2017·Application pending·0 cites
- 2653US12433367B2Fabric for shoe upper, shoe upper, and shoeMIZUNO KK·Filed 2024·Granted Oct 7, 2025·0 cites·17 claims
- 2749US2011170195A1Imaging lens, optical apparatus including imaging lens and method for manufacturing imaging lensNIKON CORP·Filed 2011·Application pending·0 cites
- 2848US7286293B2Method of fabricating diffractive optical elementNIKON CORP·Filed 2006·Granted Oct 23, 2007·2 cites·7 claims
- 2941US8836928B2Method for measuring wavefront aberration and wavefront aberration measuring apparatusTANAKA ISSEI·Filed 2010·Granted Sep 16, 2014·0 cites·23 claims
- 3041US2012081791A1Wide-angle lens, imaging apparatus, and method for manufacturing wide-angle lensTANAKA ISSEI·Filed 2011·Application pending·0 cites
- 3140US10302905B2Optical system, image-capturing device comprising optical system and method for manufacturing optical systemNIKON CORP·Filed 2016·Granted May 28, 2019·0 cites·36 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →