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EFUN TECHNOLOGY CO LTD

Overview
  • Total Patents
    92
  • GoodIP Patent Rank
    184,503
  • Filing trend
    ⇩ 100.0%
About

EFUN TECHNOLOGY CO LTD has a total of 92 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2004. It filed its patents most often in Taiwan, China and Republic of Korea. Its main competitors in its focus markets optics, machines and computer technology are ROHM & HAAS DENMARK FINANCE AS, HU CHECHANG and ADVANCED FIBER RESOURCES ZHUHAI LTD.

Patent filings in countries

World map showing EFUN TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 48
#2 China 21
#3 Republic of Korea 10
#4 Japan 7
#5 United States 6

Patent filings per year

Chart showing EFUN TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tang Shi-Jie 10
#2 Tang Shih-Chieh 8
#3 Tang Shijie 7
#4 Wu Xian-Zong 6
#5 Li Wan-Shan 6
#6 Tang Shih Chieh 6
#7 Lu Ying-Zong 6
#8 Wu Ching Chin 6
#9 Ri Koei 5
#10 Wang Qiren 5

Latest patents

Publication Filing date Title
TW201817590A Optical film with excellent optical effect, light-emitting quality, and uniform light-mixing color and brightness
TW201818103A Light guiding structure, display device having the same and manufacturing method thereof
TW201810724A Quantum dot film and manufacturing method thereof capable of effectively reducing overall film thickness and achieving excellent moisture blocking effect
TW201802394A Optical film and light emitting device characterized in that the unnecessary light entry and the generations of unexpected light excitation and the blended light can be prevented so that the color and the brightness of the blended light are uniform
TW201710095A Optical film, and light-emitting device containing the same and display device capable of enhancing color gamut of the optical film and having wide color gamut of the light-emitting device and display device
TW201710758A Optical film, light-emitting device having the same, and display having the light-emitting device enable the first color light to change light path through the microstructures to excite more quantum dots in the diffusion layer
CN104553223A Image registration laminating method
TW201514584A Image registration lamination method
CN103594148A Transparent conductive substrate and manufacturing method thereof
TW201405578A The transparent conductive substrate and manufacturing method thereof
CN103361622A Positioning device for reel-to-reel coating equipment
CN103369870A Method for making patterning conducting layer
CN103294234A Touch control sensor provided with single substrate double-side structure
TW201331798A Touch sensor having a single substrate and double-sided structure
CN103158317A Laminator
CN103144394A Laminator
CN103135819A Conductive substrate with oxidation resistant metal layer
TW201321169A Laminating machine
TW201319669A Film machine
TW201317121A Conductive substrate with anti-oxidation metal layer