Inventor
SUGIYAMA TAKAFUMI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA TAKAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NICHIA CORP
16 patentsUSD591438SApr 28, 2009
Light emitting portion of an optical fiber lighting apparatus
NICHIA CORP32 citations92
US7356054B2Apr 8, 2008
Light emitting device
NICHIA CORP36 citations92
US9835310B2Dec 5, 2017
Wave-length conversion inorganic member, and method for manufacturing the same
NICHIA CORP6 citations83
US8994259B2Mar 31, 2015
Wave-length conversion inorganic member, and method for manufacturing the same
NICHIA CORP15 citations83
US7878696B2Feb 1, 2011
Optical component, light converting member, and light emitting device
NICHIA CORP7 citations83
US7591575B2Sep 22, 2009
Light emitting device
NICHIA CORP10 citations83
US10442987B2Oct 15, 2019
Fluorescent member, optical component, and light emitting device
NICHIA CORP2 citations72
US10218148B2Feb 26, 2019
Light emitting device
NICHIA CORP2 citations72
US9519207B2Dec 13, 2016
Wavelength converting device and light emitting device using the same
NICHIA CORP6 citations69
US11585494B2Feb 21, 2023
Fluorescent module and illumination device
NICHIA CORP0 citations62
US11131433B2Sep 28, 2021
Fluorescent module and illumination device
NICHIA CORP0 citations62
USD595881SJul 7, 2009
Light emitting portion of an optical fiber lighting apparatus
NICHIA CORP2 citations62
US9720310B2Aug 1, 2017
Light source device
NICHIA CORP0 citations52
US7440482B2Oct 21, 2008
Nitride semiconductor laser element and method for manufacturing the same
NICHIA CORP0 citations52
US12424818B2Sep 23, 2025
Light emission module
NICHIA CORP0 citations49
US10139715B2Nov 27, 2018
Light source device and projector
NICHIA CORP0 citations41