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Luo wei-hong

Overview
  • Total Patents
    27
About

Luo wei-hong has a total of 27 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Taiwan. Its main competitors in its focus markets environmental technology, semiconductors and basic materials chemistry are NAUM SOSHCHIN, CHEN HSING and YOO JAE SOO.

Patent filings in countries

World map showing Luo wei-hongs patent filings in countries
# Country Total Patents
#1 Taiwan 27

Patent filings per year

Chart showing Luo wei-hongs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Luo Wei-Hong 27
#2 Cai Qi-Rui 25
#3 Naum Soshchin 21
#4 Soshchin Naum 5
#5 Chen Jian-Yi 2
#6 Soshcin Naum 1
#7 Luo Qi-Rui 1

Latest patents

Publication Filing date Title
TW201104900A Solar cell
TW201028459A Warm-white light-emitting diode and lithium compound fluorescent powder thereof
TW201024394A Boron fluoride fluorescent powder for light emitting diode and preparation method thereof
TW201022411A Warm white light emitting diode using gadolinium lutetium cerium as substrate and phosphor powder thereof
TW201016824A Emitting conversion layer of silicon solar cell and inorganic fluorescence powder thereof
TW201016833A Green orthosilicate fluorescence powder of light emitting diode and manufacturing method thereof
TW201011090A White light LED (light emitting diode) and iodide garnet phosphors thereof
TW201010124A Warm-white light-emitting diode and halide fluorescent powder thereof
TW201007803A Trichromatic field-emission display and phosphors thereof
TW201006001A A packaging structure of a LED and its method
TW201003974A White light emitting diode and light conversion layer thereof
TW201000605A Warm white light emitting diode, film and its red phosphor powder
TW201000604A Orange phosphor and warm white light emitting diode using the same
TW201000601A White light emitting diode and its fluoroxide phosphorous powder
TW200950137A Warm white light LED and its fluorescent powder
TW200950136A LED packaging structure
TW200950135A Composite material for inorganic phosphor and white LED
TW200925250A Warm white light emitting semiconductor and yellow-orange silicate phosphor powder thereof
TW200926443A Blue-green light-emitting semiconductor and its fluorescent powder
TW200925251A Warm white light emitting semiconductor and phosphor powder having red spectrum garnet structure