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HUGA OPTOTECH INC

Overview
  • Total Patents
    216
  • GoodIP Patent Rank
    54,123
About

HUGA OPTOTECH INC has a total of 216 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Taiwan, China and United States. Its main competitors in its focus markets semiconductors, electrical machinery and energy and surface technology and coating are SHENZHEN REFOND OPTOELECTRONICS CO LTD, NAGAI HIDEO and HARVATEK CORP.

Patent filings in countries

World map showing HUGA OPTOTECH INCs patent filings in countries
# Country Total Patents
#1 Taiwan 76
#2 China 59
#3 United States 53
#4 Japan 15
#5 Republic of Korea 8
#6 Germany 4
#7 Netherlands 1

Patent filings per year

Chart showing HUGA OPTOTECH INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsai Tzong-Liang 32
#2 Cheng Tzu-Chi 23
#3 Tsai Tzong Liang 20
#4 Zongliang Cai 18
#5 Cheng Chih Ching 18
#6 Yang Shu Ying 12
#7 Liu Hong-Zhi 11
#8 Li Yu-Chu 11
#9 Lin Su-Hui 10
#10 Cheng Chih-Ching 9

Latest patents

Publication Filing date Title
US2014375201A1 LED light lamps using stack effect for improving heat dissipation
US2015137179A1 Power device
CN104282671A Light emitting diode assembly and manufacturing method thereof
JP2013145915A Light emitting diode, and manufacturing method thereof
TW201436208A Enhancement mode field effect transistor
TW201427003A Field effect transistor
TW201530826A Light-emitting module
TW201405877A Light emitting module
TW201320403A Led device
TW201318207A Semiconductor light emitting device
TW201306303A Light-emitting device
TW201532309A Light-emitting device and fabrication method thereof
TW201304189A Light-emitting device and fabrication method thereof
TW201248957A Semiconductor light-emitting structure
TW201242090A Semiconductor light-emitting structure
TW201216520A Semiconductor light emitting device
TW201210071A High-brightness light emitting diode
JP2010251809A High-luminance light-emitting diode including reflection layer
TW201603321A Light-emitting device structure
TW201208127A Light-emitting device structure