Inventor · disambiguated record
Hiroaki Yanagita
Also filed as: YANAGITA HIROAKI
12 granted patents·4 pending applications·121 citations·filing 1990–2013
89Inventor score
Top patents by PatentIndex Score
16 records- 0194US7880377B2Quantum dot-dispersed light emitting device, and manufacturing method thereofHOYA CORP·Filed 2005·Granted Feb 1, 2011·62 cites·13 claims
- 0278US6465105B1WDM optical filter and glass substrate for use in the WDM optical filterHOYA CORP U S A·Filed 2000·Granted Oct 15, 2002·25 cites·153 claims
- 0352US7015164B2Optical glass, glass material for press molding, optical element, and method of manufacturing sameHOYA CORP·Filed 2002·Granted Mar 21, 2006·8 cites·13 claims
- 0450US7897976B2Light-emitting device of field-effect transistor typeHOYA CORP·Filed 2003·Granted Mar 1, 2011·4 cites·54 claims
- 0547US7612432B2P-type ZnS based semiconductor material having a low resistance due to its high copper contentHOYA CORP·Filed 2005·Granted Nov 3, 2009·0 cites·28 claims
- 0644US2010104745A1Process for producing polarizing elementHOYA CORP·Filed 2009·Application pending·0 cites
- 0742US2013337992A1Optical glass, glass material for press molding, optical element, and method of manufacturing sameHOYA CORP·Filed 2013·Application pending·0 cites
- 0839US8988775B2Polarizing element and process for producing polarizing elementYANAGITA HIROAKI·Filed 2009·Granted Mar 24, 2015·0 cites·11 claims
- 0938US7355213B2Electrode material and semiconductor elementHOYA CORP·Filed 2004·Granted Apr 8, 2008·0 cites·11 claims
- 1038US2006261350A1Light-emitting diodeKAWAZOE HIROSHI·Filed 2004·Application pending·0 cites
- 1136US5764661ALaser glasses and laser glass fibersHOYA CORP·Filed 1995·Granted Jun 9, 1998·5 cites·41 claims
- 1236US5246892AFaraday rotation glassHOYA CORP·Filed 1992·Granted Sep 21, 1993·7 cites·9 claims
- 1335US5856882AOptical fibers and optical fiber amplifiersHOYA CORP·Filed 1996·Granted Jan 5, 1999·5 cites·23 claims
- 1433US2013050823A1Dichroic dye-containing liquid, and polarizerINABA TSUYOSHI·Filed 2011·Application pending·0 cites
- 1531US5070506AHalide laser glass and laser device utilizing the glassHOYA CORP·Filed 1990·Granted Dec 3, 1991·5 cites·9 claims
- 1629US8479539B2Optical glass, glass material for press molding, optical element, and method of manufacturing sameKASUGA YOSHIKO·Filed 2005·Granted Jul 9, 2013·0 cites·3 claims
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