Inventor
TAKAHIRA YOSHIYUKI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHIRA YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
24 patentsUS6686608B1Feb 3, 2004
Nitride semiconductor light emitting device
SHARP KK101 citations98
US6410939B1Jun 25, 2002
Semiconductor light-emitting device and method of manufacturing the same
SHARP KK33 citations93
US9109771B2Aug 18, 2015
Light projecting device and vehicular headlamp
SHARP KK8 citations84
US9534756B2Jan 3, 2017
Light-emitting device, floodlight, and vehicle headlight
SHARP KK11 citations83
US9470895B2Oct 18, 2016
Light-emitting device
SHARP KK6 citations83
US9223071B2Dec 29, 2015
Light-emitting device, vehicle headlamp and illumination apparatus
SHARP KK13 citations83
US9068714B2Jun 30, 2015
Light-emitting device and vehicle headlight
SHARP KK7 citations83
US10281102B2May 7, 2019
Light emitting device, vehicle headlamp, illumination device, and laser element
SHARP KK1 citations73
US9599300B2Mar 21, 2017
Light emitting device and lighting device
SHARP KK2 citations73
US10066809B2Sep 4, 2018
Light emitting device with optical member for exciting fluorescence, illumination device, and vehicle headlamp having the same
SHARP KK2 citations72
US9863595B2Jan 9, 2018
Light-emitting unit with optical plate reflecting excitation light and transmitting fluorescent light, and light-emitting device, illumination device, and vehicle headlight including the unit
SHARP KK6 citations72
US9494284B2Nov 15, 2016
Light source device and illumination apparatus
SHARP KK3 citations72
US9163791B2Oct 20, 2015
Light emitting device
SHARP KK2 citations63
US10330267B2Jun 25, 2019
Light emission body and illumination device
SHARP KK1 citations62
US10465873B2Nov 5, 2019
Light emitting device, vehicle headlamp, illumination device, and laser element
SHARP KK0 citations52
US9518712B2Dec 13, 2016
Light projecting device and vehicular headlamp
SHARP KK0 citations52
US9494725B2Nov 15, 2016
Light projection apparatus, light condensing unit, and light emitting apparatus
SHARP KK1 citations52
US10514151B2Dec 24, 2019
Light-emitting device, illumination device, and vehicle headlamp
SHARP KK0 citations51
US10320147B2Jun 11, 2019
Wavelength conversion member and light emitting device
SHARP KK0 citations51
US10190733B2Jan 29, 2019
Light source device and illumination apparatus
SHARP KK0 citations51
US10054798B2Aug 21, 2018
Light-emitting device
SHARP KK0 citations51
US9366399B2Jun 14, 2016
Light emitting device, illumination device, and vehicle headlamp
SHARP KK0 citations51
US9328890B2May 3, 2016
Light projecting device and vehicular headlamp
SHARP KK0 citations51
US9233639B2Jan 12, 2016
Light-emitting device and vehicle headlight
SHARP KK0 citations51
TAKAHASHI KOJI
7 patentsUS9228710B2Jan 5, 2016
Light projection apparatus, light condensing unit, and light emitting apparatus
TAKAHASHI KOJI5 citations84
US8733993B2May 27, 2014
Light emitting device, illumination device, vehicle headlamp, and vehicle
TAKAHASHI KOJI10 citations82
US9816677B2Nov 14, 2017
Light emitting device, vehicle headlamp, illumination device, and laser element
TAKAHASHI KOJI4 citations73
US8911128B2Dec 16, 2014
Light projection unit and light projection device
TAKAHASHI KOJI6 citations73
US8956028B2Feb 17, 2015
Light projection unit and light projection apparatus
TAKAHASHI KOJI4 citations71
US9500343B2Nov 22, 2016
Light source device, lighting device, vehicular headlight, and vehicle
TAKAHASHI KOJI2 citations63
US8814405B2Aug 26, 2014
Light emitting device, vehicle headlamp, and illumination device
TAKAHASHI KOJI2 citations61
HITACHI MAXELL
4 patentsUS4871606AOct 3, 1989
Magnetic recording medium
HITACHI MAXELL12 citations72
US4618536AOct 21, 1986
Magnetic recording medium
HITACHI MAXELL8 citations72
US4716076ADec 29, 1987
Magnetic recording medium
HITACHI MAXELL5 citations61
US5357391AOct 18, 1994
Audio tape cassette, audio tape and production method of the same
HITACHI MAXELL0 citations47
PANASONIC IP MAN CO LTD
3 patentsUS12282248B2Apr 22, 2025
Fluorescent light-emitting module, projector, and phosphor wheel
PANASONIC IP MAN CO LTD0 citations62
US11500141B2Nov 15, 2022
Optical fiber module, lighting device, and method of manufacturing optical fiber module
PANASONIC IP MAN CO LTD0 citations61
US11179030B2Nov 23, 2021
Illumination device
PANASONIC IP MAN CO LTD0 citations60
MAEMURA YOSUKE
2 patentsTAKAHIRA YOSHIYUKI
2 patentsFUKAI YASUO
2 patentsUS9625121B2Apr 18, 2017
Light emitting device, vehicle headlamp, illumination device, and vehicle
FUKAI YASUO1 citations47
US8791628B2Jul 29, 2014
Light emitting apparatus, vehicle headlamp, illuminating apparatus, and vehicle, and method for assembling the light emitting apparatus
FUKAI YASUO1 citations47