Patents by Inventor Feng Wen

Feng Wen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ORGANIC COMPOUND FOR ORGANIC EL DEVICE AND USING THE SAME
    Publication number: 20180166640
    Abstract: The present invention discloses an organic compound represented by the following formula (1), the organic EL device employing the organic compound as light emitting host of emitting lay and/or an electron transporting layer, and/or a hole blocking layer, and/or a delayed fluorescence material of emitting layer can display good performance. wherein A1 and A2 are acceptor, m, n, L1, L2, Y1, Y2 and X1 to X5 are the same definition as described in the present invention.
    Type: Application
    Filed: December 12, 2016
    Publication date: June 14, 2018
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: Feng-Wen Yen, Li-Chieh Chuang
  • DELAYED FLUORESCENCE COMPOUND FOR ORGANIC EL DEVICE AND USING THE SAME
    Publication number: 20180159049
    Abstract: The present invention discloses a delayed fluorescence compound and the organic EL device employing the delayed fluorescence compound as light emitting host of emitting lay and/or an electron transporting layer, and/or a hole blocking layer, and/or a delayed fluorescence material of emitting layer for organic EL device in the present invention display good performance.
    Type: Application
    Filed: December 5, 2016
    Publication date: June 7, 2018
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, Ll-CHIEH CHUANG
  • PLANAR OLED LAMP MODULE
    Publication number: 20180112854
    Abstract: The present invention discloses a planar OLED lamp module, containing a planar OLED lamp and a lamp module. The planar OLED lamp module adopts the separable design which has electrical connecting function through elastic metal units. The planar OLED lamp can be removed or dismantled during production assembly and maintenance more easily and quickly, therefore the cost can be significantly down.
    Type: Application
    Filed: July 14, 2017
    Publication date: April 26, 2018
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, CHING-YAN CHAO
  • Indenotriphenylene-based amine derivative for organic electroluminescent device
    Patent number: 9929351
    Abstract: The present invention discloses a indenotriphenylene-based amine derivative is represented by the following formula (I), the organic EL device employing the derivative as hole transport material, electron blocking material, can increasing efficiency and half-life time. wherein R1 to R4, p, X, A ring, L and Ar are the same definition as described in the present invention.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: March 27, 2018
    Inventor: Feng-Wen Yen
  • Organic compound for electroluminescence device
    Patent number: 9911922
    Abstract: The present invention discloses an organic compound is represented by the following formula(1), the organic EL device employing the organic compound as fluorescent emitting guest shown deep blue color(CIEy=0.09˜0.12)and display good performance. wherein A, m and R1 to R3 are the same definition as described in the present invention.
    Type: Grant
    Filed: May 8, 2016
    Date of Patent: March 6, 2018
    Inventors: Feng-Wen Yen, Cheng-Hao Chang
  • Material for organic electroluminescence device and use thereof
    Patent number: 9905772
    Abstract: The present invention discloses an organic material is represented by the following formula (1) or formula (2), the organic EL device employing the material as light emitting host or dopant of emitting layer, hole blocking layer (HBL), electron blocking layer (EBL), electron transport layer (ETL) and hole transport layer (HTL) can display good performance. wherein B represents a fused ring hydrocarbon units with two to three rings, m represents an integer of 0 to 10, R1, G, Rs, X and Y are the same definition as described in the present invention.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 27, 2018
    Inventor: Feng-Wen Yen
  • Indenotriphenylene-based iridium complexes for organic electroluminescence device
    Patent number: 9893305
    Abstract: The present invention discloses an indenotriphenylene-based iridium complexes is represented by the following formula (1), the organic EL device employing the derivative as light emitting dopant of emitting layer can display good performance like as lower driving voltage and power consumption, increasing efficiency and half-life time. wherein A ring represents an imidazole, a pyridine, a quinoline and an isoquinoline, X1-X2 represents a bidentate ligand, and m, n and R1 to R4 are the same definition as described in the present invention.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: February 13, 2018
    Inventor: Feng-Wen Yen
  • High sound quality piezoelectric speaker
    Patent number: 9860647
    Abstract: A high sound quality piezoelectric speaker includes a moving coil speaker, a support frame, a vibration plate, and a piezoelectric ceramic plate. The support frame is arranged on the moving coil speaker and the vibration plate is positioned on the support frame. With the piezoelectric ceramic plate being positioned on the vibration plate, the moving coil speaker and the piezoelectric ceramic plate may collaboratively and better handle both high-frequency and low-frequency sounds, exhibiting relatively wide playback band and making sound quality better, to thereby reach the standard of high sound quality and provide users with improved enjoyment of sound perception.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: January 2, 2018
    Assignee: TRANSOUND ELECTRONICS CO., LTD.
    Inventors: Tseng-Feng Wen, Huming Zheng, Zhijian He, Xiaolin Deng
  • Phenanthroline-based compound for organic electroluminescence device
    Patent number: 9831444
    Abstract: The present invention discloses a phenanthroline-based compound and an organic EL device employing the compound as phosphorescent light emitting host material of a light emitting layer and/or electron transporting layer material and/or hole blocking layer material and/or a thermally activated delayed fluorescence (TADF) material of a light emitting layer which can display good performance.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: November 28, 2017
    Inventors: Feng-Wen Yen, Li-Chieh Chuang, Chin-Min Teng
  • ORGANIC COMPOUND FOR ELECTROLUMINESCENCE DEVICE
    Publication number: 20170324041
    Abstract: The present invention discloses an organic compound is represented by the following formula(1), the organic EL device employing the organic compound as fluorescent emitting guest shown deep blue color(CIEy=0.09˜0.12)and display good performance. wherein A, m and R1 to R3 are the same definition as described in the present invention.
    Type: Application
    Filed: May 8, 2016
    Publication date: November 9, 2017
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, CHENG-HAO CHANG
  • Indenotriphenylene-based amine derivative for organic electroluminescent device
    Patent number: 9812649
    Abstract: The present invention discloses an indenotriphenylene-based amine derivative represented by the following formula (A): wherein R1 to R5, m, n, p, L and Ar are the same definition as described in the present invention. The present invention also discloses an organic EL device employing the indenotriphenylene-based amine derivative as a hole transport material or an electron blocking material, which can lower driving voltage and power consumption and increase efficiency and half-life time.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: November 7, 2017
    Inventors: Feng-Wen Yen, Cheng-Hao Chang, Chin-Min Teng
  • Organic material and organic electroluminescent device using the same
    Patent number: 9793493
    Abstract: The present invention discloses an novel organic material is represented by the following formula (A) and organic EL device using the organic material as hole blocking layer (HBL), electron transport layer (ETL) or phosphorescent host can efficiently lower driving voltage, lower power consumption and increase the efficiency. The same definition as described in the present invention.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: October 17, 2017
    Inventors: Feng-Wen Yen, Cheng-Hao Chang
  • Organic optoelectronic material and use thereof
    Patent number: 9793490
    Abstract: The present invention generally discloses an organic optoelectronic material and organic electroluminescent (herein referred to as organic EL) device, organic photovoltaics (herein referred to as OPV) device and organic thin-film transistor (herein referred to as OTFT) device using the organic optoelectronic material. More specifically, the present invention relates to the organic optoelectronic material formula (1), and an organic EL device, OPV device and OTFT device employing the organic optoelectronic material can improve performance.
    Type: Grant
    Filed: January 31, 2016
    Date of Patent: October 17, 2017
    Inventors: Feng-Wen Yen, Chin-Min Teng
  • Phenanthroline derivative for organic electroluminescent device
    Patent number: 9768390
    Abstract: The present invention discloses a phenanthroline derivative is represented by the following formula(I), the organic EL device employing the phenanthroline derivative as hole blocking electron transport material, electron transport material can display good performance like as lower driving voltage and power consumption, increasing efficiency and half-life time. Wherein Ar, X, m, n, p and R1 to R3 are the same definition as described in the present invention.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: September 19, 2017
    Inventor: Feng-Wen Yen
  • HEADPHONES WITH FREQUENCY-BASED DIVISIONS
    Publication number: 20170238088
    Abstract: The present invention is directed to a headphone device including zones to separate different frequency ranges for enhancing and improving sound quality. The headphone device includes more than one cavities and second auxiliary holes. The second auxiliary holes are configured for most bass or low-frequency to enter a second cavity through the second auxiliary holes and to have a better frequency division effect and to improve the audio quality of the headphone device.
    Type: Application
    Filed: February 7, 2017
    Publication date: August 17, 2017
    Applicant: DONGGUAN TRANSOUND ELECTRONICS CO. LTD.
    Inventors: TSENG FENG WEN, JING LUEN WEN, HSIN HAO WEN
  • Phenanthroline-based compound and use thereof
    Patent number: 9698357
    Abstract: The present invention discloses a novel phenanthroline-based compound is represented by the following formula(I), the organic EL device employing the phenanthroline-based compound as hole blocking material/electron transport material or phosphorescent host can display good performance. L, m, n, X, Y and R1 to R20 each have the same meaning as described in the present invention.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: July 4, 2017
    Inventors: Feng Wen Yen, Cheng Hao Chang, Chin Min Teng, I Feng Lin
  • Organic material for electroluminescent device
    Patent number: 9698351
    Abstract: The present invention discloses an organic material is represented by the following formula (1), the organic EL device employing the organic material as fluorescent emitting guest can display good performance like as lower driving voltage and power consumption, increasing efficiency and half-life time. wherein A, B ring, X, m, n, p and R1 to R6 are the same definition as described in the present invention.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: July 4, 2017
    Inventor: Feng-Wen Yen
  • Ice maker
    Patent number: D806143
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: December 26, 2017
    Assignees: MIDEA GROUP CO., LTD., MIDEA AMERICA CORPORATION
    Inventors: Zhe Zhang, Feng Wen, Chenglong Hong, Mark W. Wilson, Jing Pan
  • Knob
    Patent number: D816622
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: May 1, 2018
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: You-Min Feng, Yong Yang, Ke Lv, Ming-Wang Yao, Guo-Sheng Li, Feng Wen
  • Refrigerator
    Patent number: D818010
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: May 15, 2018
    Assignees: MIDEA GROUP CO., LTD., MIDEA AMERICA CORPORATION
    Inventors: Zhe Zhang, Feng Wen, Chenglong Hong, Mark W. Wilson, Jing Pan