Patents by Inventor Hsuan-Tzu PENG

Hsuan-Tzu PENG 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).

  • Light-emitting device and manufacturing method thereof
    Patent number: 10312423
    Abstract: A light-emitting device includes a light-emitting element, a wavelength converting layer and a light-adjusting layer. The light-emitting element has a first upper surface, a bottom surface, and a lateral surface between the first upper surface and the bottom surface. The wavelength converting layer includes a plurality of wavelength converting particles, and has a second upper surface on the first upper surface. The light-adjusting layer surrounds the lateral surface and has a first composition or a second composition. The first composition includes a first binder and a plurality of first light-diffusing particles. The second composition includes a second binder, a plurality of second light-diffusing particles, and a plurality of light-scattering particles.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: June 4, 2019
    Assignee: EPISTAR CORPORATION
    Inventors: Ching-Tai Cheng, Lung-Kuan Lai, Ju-Lien Kuo, Chun-Hua Shih, Hsuan-Tzu Peng, Yih-Hua Renn
  • LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD THEREOF
    Publication number: 20180053882
    Abstract: A light-emitting device includes a light-emitting element, a wavelength converting layer and a light-adjusting layer. The light-emitting element has a first upper surface, a bottom surface, and a lateral surface between the first upper surface and the bottom surface. The wavelength converting layer includes a plurality of wavelength converting particles, and has a second upper surface on the first upper surface. The light-adjusting layer surrounds the lateral surface and has a first composition or a second composition. The first composition includes a first binder and a plurality of first light-diffusing particles. The second composition includes a second binder, a plurality of second light-diffusing particles, and a plurality of light-scattering particles.
    Type: Application
    Filed: August 17, 2017
    Publication date: February 22, 2018
    Inventors: Ching-Tai CHENG, Lung-Kuan LAI, Ju-Lien KUO, Chun-Hua SHIH, Hsuan-Tzu PENG, Yih-Hua RENN