Inventor

Yu Kitahara

Inventor

Saitama, JP

Overview

2004–2018

Patent span

Physics

Primary field (CPC G)

Patents· 27 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G02Bprimary

G02BOptical elements, systems or apparatus50%

G11BInformation storage based on relative movement between record carrier and transducer41%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%

PatentTitleYear

9,952,413Imaging lens and imaging apparatus2018 9,753,256'Imaging lens and imaging apparatus'2017 9,465,201'Imaging lens and imaging apparatus'2016 8,508,862'Image pickup lens and image pickup apparatus'2013 8,345,356'Objective lens, optical pickup device, and optical recording/reproducing apparatus'2013 8,223,245'Imaging lens and image pickup apparatus'2012 8,064,319'Objective lens, optical pickup device having the same, and recording and/or reproducing apparatus for optical recording medium, equipped with the optical pickup device'2011 8,040,618'Imaging lens and imaging apparatus using imaging lens'2011 8,009,544'Objective lens, optical pickup device having the same, and recording and/or reproducing apparatus for optical recording medium, equipped with the optical pickup device'2011 7,995,290'Objective lens, optical pickup device, and optical recording/reproducing apparatus'2011 7,911,712'Imaging lens and imaging apparatus'2011 7,903,349'Imaging lens and imaging apparatus using imaging lens'2011 7,680,014'Objective optical system and optical pickup device using it'2010 7,663,814'Imaging lens system and imaging apparatus'2010 7,656,594'Color image readout lens and color image readout apparatus'2010 7,613,098'Objective optical system for optical recording media and optical pickup device using it'2009 7,589,914'Molded lens'2009 7,502,299'Objective optical system and optical pickup device using it'2009 7,483,221'Image reading lens, image optical system and image reader'2009 7,457,223'Objective lens for optical recording media and optical pickup device using it'2008 7,443,779'Objective optical system for optical recording media and optical pickup device using it'2008 7,417,806'Lens with reference mounting surface'2008 7,298,687'Optical recording media objective lens and optical pickup device using it'2007 7,286,463'Objective lens and optical pickup device using it'2007 7,266,070'Objective lens for different optical recording media and an optical pickup device utilizing it'2007 7,220,064'Coupling optical system for optical communications'2007 6,781,771'Objective lens for optical recording medium and optical pickup device using it'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2018Based in Saitama, JP· patent location history

2007–2013Patents assigned to FUJINON CORP (21)· patent assignee history

2011–2013Patents assigned to KITAHARA YU (4)· patent assignee history

2011–2013Patents assigned to KATSUMA TOSHIAKI (2)· patent assignee history

2011–2013Patents assigned to MORI MASAO (2)· patent assignee history

2012–2018Patents assigned to FUJIFILM CORP (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJINON CORP	21	2007–2013
FUJIFILM CORP	5	2012–2018
KITAHARA YUself	4	2011–2013
KATSUMA TOSHIAKI	2	2011–2013
MORI MASAO	2	2011–2013

Locations

Location	Patents	Span
Saitama, JP	27	2004–2018