Inventor · disambiguated record
Masahiro Katakura
Also filed as: KATAKURA MASAHIRO
40 granted patents·3 pending applications·118 citations·filing 2004–2021
97Inventor score
Files withOLYMPUS CORP16OLYMPUS IMAGING CORP16KATAKURA MASAHIRO5OLYMPUS MEDICAL SYSTEMS CORP5OLYMPUS CORP AND OLYMPUS IMAGI1
Top patents by PatentIndex Score
43 records- 0187US9459443B2Endoscopic objective optical system and imaging apparatusOLYMPUS CORP·Filed 2014·Granted Oct 4, 2016·8 cites·4 claims
- 0284US9014517B2Fiber unitOLYMPUS MEDICAL SYSTEMS CORP·Filed 2013·Granted Apr 21, 2015·18 cites·6 claims
- 0384US8531511B2Diffractive optical element and endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2012·Granted Sep 10, 2013·6 cites·20 claims
- 0484US8331041B2Imaging optical system and image-acquisition apparatusKATAKURA MASAHIRO·Filed 2011·Granted Dec 11, 2012·7 cites·10 claims
- 0578US8582211B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2013·Granted Nov 12, 2013·3 cites·16 claims
- 0677US10101575B2Endoscope objective optical systemOLYMPUS CORP·Filed 2016·Granted Oct 16, 2018·2 cites·3 claims
- 0776US7576924B2Two-unit zoom lens system and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2008·Granted Aug 18, 2009·7 cites·10 claims
- 0874US9949622B2Endoscope system for generating a composite image from optical images of different focusOLYMPUS CORP·Filed 2016·Granted Apr 24, 2018·2 cites·4 claims
- 0974US7974017B2Zoom lens and image pickup apparatusOLYMPUS IMAGING CORP·Filed 2009·Granted Jul 5, 2011·6 cites·35 claims
- 1073US10670854B2Endoscope objective optical systemOLYMPUS CORP·Filed 2018·Granted Jun 2, 2020·1 cites·7 claims
- 1173US8031410B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2009·Granted Oct 4, 2011·3 cites·16 claims
- 1273US7652826B2Three-unit zoom lens system and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2008·Granted Jan 26, 2010·6 cites·23 claims
- 1373US7630146B2Two-unit zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2008·Granted Dec 8, 2009·3 cites·22 claims
- 1471US9110302B2Endoscope optical systemOLYMPUS MEDICAL SYSTEMS CORP·Filed 2014·Granted Aug 18, 2015·2 cites·11 claims
- 1571US7339749B2Zoom lens and imaging system incorporating itOLYMPUS CORP AND OLYMPUS IMAGI·Filed 2006·Granted Mar 4, 2008·5 cites·20 claims
- 1670US8684915B2Endoscope optical systemKATAKURA MASAHIRO·Filed 2012·Granted Apr 1, 2014·5 cites·5 claims
- 1769US9684152B2Endoscope objective optical systemOLYMPUS CORP·Filed 2014·Granted Jun 20, 2017·2 cites·4 claims
- 1869US8023199B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2009·Granted Sep 20, 2011·3 cites·22 claims
- 1968US9757012B2Endoscope with plurality of illumination optical systemsOLYMPUS CORP·Filed 2016·Granted Sep 12, 2017·1 cites·4 claims
- 2067US7764444B2Three-unit zoom lens system and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2008·Granted Jul 27, 2010·4 cites·17 claims
- 2166US9851551B2Endoscope with plurality of illumination optical systemsOLYMPUS CORP·Filed 2016·Granted Dec 26, 2017·1 cites·4 claims
- 2265US8582217B2Optical system for endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2013·Granted Nov 12, 2013·2 cites·8 claims
- 2365US7859765B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2009·Granted Dec 28, 2010·3 cites·50 claims
- 2465US7746562B2Zoom lens and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2009·Granted Jun 29, 2010·3 cites·8 claims
- 2564US8390938B2Zoom lens and image pickup apparatus equipped with sameKATAKURA MASAHIRO·Filed 2011·Granted Mar 5, 2013·1 cites·5 claims
- 2662US7529037B2Zoom lens and imaging system incorporating itOLYMPUS CORP·Filed 2007·Granted May 5, 2009·2 cites·9 claims
- 2760US7907349B2Zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2009·Granted Mar 15, 2011·2 cites·18 claims
- 2859US7593167B2Three-unit zoom lens system and image pickup apparatus having three-unit zoom lens systemOLYMPUS IMAGING CORP·Filed 2008·Granted Sep 22, 2009·2 cites·16 claims
- 2959US7411741B2Zoom lens system including reflective surface which reflects optical path and image pickup apparatus including the systemOLYMPUS IMAGING CORP·Filed 2007·Granted Aug 12, 2008·2 cites·13 claims
- 3056US7206138B2Zoom lens, and electronic imaging system incorporating the sameOLYMPUS CORP·Filed 2004·Granted Apr 17, 2007·5 cites·39 claims
- 3155US11733505B2EndoscopeOLYMPUS CORP·Filed 2021·Granted Aug 22, 2023·0 cites·6 claims
- 3255US7646547B2Three-unit zoom lens and image pickup apparatus equipped with sameOLYMPUS IMAGING CORP·Filed 2008·Granted Jan 12, 2010·1 cites·43 claims
- 3351US11089950B2Endoscope apparatus, activation method, and video processor for determining an abnormalityOLYMPUS CORP·Filed 2019·Granted Aug 17, 2021·0 cites·9 claims
- 3451US10845586B2Endoscope optical systemOLYMPUS CORP·Filed 2018·Granted Nov 24, 2020·0 cites·14 claims
- 3550US11815739B2Endoscope optical system, endoscope, image pickup unit and endoscope insertion deviceOLYMPUS CORP·Filed 2020·Granted Nov 14, 2023·0 cites·10 claims
- 3648US9788732B2Optical measuring device and fiber bundle association methodOLYMPUS CORP·Filed 2014·Granted Oct 17, 2017·0 cites·18 claims
- 3748US7864441B2Zoom lens and image pickup apparatus using the sameOLYMPUS IMAGING CORP·Filed 2009·Granted Jan 4, 2011·0 cites·128 claims
- 3846US8432623B2Zoom lens and imaging apparatus using the sameKATAKURA MASAHIRO·Filed 2009·Granted Apr 30, 2013·0 cites·18 claims
- 3946US8159755B2Zoom lens and image pickup apparatus using the sameKATAKURA MASAHIRO·Filed 2009·Granted Apr 17, 2012·0 cites·36 claims
- 4046US2014142391A1Measurement probeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2013·Application pending·0 cites
- 4145US2019246879A1Endoscope systemOLYMPUS CORP·Filed 2019·Application pending·0 cites
- 4245US2014114196A1Measurement probe, bio-optical measurement apparatus and bio-optical measurement systemOLYMPUS CORP·Filed 2013·Application pending·0 cites
- 4344US7599125B2Image pickup apparatus having wide angle zoom lens systemOLYMPUS IMAGING CORP·Filed 2008·Granted Oct 6, 2009·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →