Assignee
HIRAI HIDEAKI
JP·12 granted patents·5 pending applications·47 citations·filing 2005–2013
Top patents by PatentIndex Score
17 records- 0187US9344691B2Imaging device, object detecting apparatus, optical filter, and manufacturing method of optical filterHIRAI HIDEAKI·Filed 2012·Granted May 17, 2016·5 cites·10 claims
- 0286US9080986B2Transparent object detection system and transparent flat plate detection systemHIRAI HIDEAKI·Filed 2011·Granted Jul 14, 2015·6 cites·17 claims
- 0385US9187063B2Detection apparatus and methodHIRAI HIDEAKI·Filed 2012·Granted Nov 17, 2015·6 cites·11 claims
- 0484US8941835B2Foreign substance detection device, moving body control system including foreign substance detection device, and moving body including moving body control systemHIRAI HIDEAKI·Filed 2013·Granted Jan 27, 2015·5 cites·10 claims
- 0583US8178010B2Optical device and method of producing the sameHIRAI HIDEAKI·Filed 2010·Granted May 15, 2012·6 cites·2 claims
- 0678US9317754B2Object identifying apparatus, moving body control apparatus, and information providing apparatusHIRAI HIDEAKI·Filed 2010·Granted Apr 19, 2016·8 cites·11 claims
- 0773US8830585B2Optical element, polarization filter, optical isolator, and optical apparatusHIRAI HIDEAKI·Filed 2010·Granted Sep 9, 2014·4 cites·6 claims
- 0871US9215427B2Attached matter detector and in-vehicle device controller using the sameHIRAI HIDEAKI·Filed 2013·Granted Dec 15, 2015·2 cites·14 claims
- 0971US8320226B2Optical element having three or more sub-wavelength convexo-concave structuresHIRAI HIDEAKI·Filed 2009·Granted Nov 27, 2012·3 cites·11 claims
- 1066US8593631B2Spectral image acquiring apparatusHIRAI HIDEAKI·Filed 2011·Granted Nov 26, 2013·2 cites·14 claims
- 1161US8154976B2Reflecting wavelength plate and optical pickup using reflecting wavelength plateHIRAI HIDEAKI·Filed 2009·Granted Apr 10, 2012·0 cites·3 claims
- 1259US2008008078A1Object lens for optical pickup, optical pickup and optical information processing deviceHIRAI HIDEAKI·Filed 2007·Application pending·0 cites
- 1354US2011002215A1Optical pickup device and optical information processing apparatus using the optical pickup deviceHIRAI HIDEAKI·Filed 2009·Application pending·0 cites
- 1447US2006198254A1Objective lens, optical pickup, and optical information processing apparatusHIRAI HIDEAKI·Filed 2006·Application pending·0 cites
- 1546US8154977B2Reflecting wavelength plate and optical pickup using reflecting wavelength plateHIRAI HIDEAKI·Filed 2010·Granted Apr 10, 2012·0 cites·2 claims
- 1645US2009315993A1Image pickup and method of detecting road statusHIRAI HIDEAKI·Filed 2009·Application pending·0 cites
- 1744US2005243674A1Optical pickup, optical information processing apparatus and optical information processing methodHIRAI HIDEAKI·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when HIRAI HIDEAKI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →