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HSIEH YUNG-CHIEH

Overview
  • Total Patents
    13
About

HSIEH YUNG-CHIEH has a total of 13 patent applications. Its first patent ever was published in 2003. It filed its patents most often in United States. Its main competitors in its focus markets optics, telecommunications and measurement are OPTOPLEX CORP, IBSEN PHOTONICS AS and MULTICHANNEL INSTR AB.

Patent filings in countries

World map showing HSIEH YUNG-CHIEHs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing HSIEH YUNG-CHIEHs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hsieh Yung-Chieh 13
#2 Ai Chiayu 5

Latest patents

Publication Filing date Title
US2014125975A1 Optical spectrum analyzer with continuously rotating tunable filter
US8885159B1 Optical spectrum analyzer actuated by voice coil
US2012269482A1 Single-package dual optical-function device
US2012257279A1 Grating based tunable filter
US2013077171A1 Tunable interference filter with shaping prisms
US2011317170A1 Wedge pair for phase shifting
US8270067B1 Sagnac delay-line interferometer for DPSK demodulation
US8111450B1 Rhomb beam splitter in optical communication
US7092162B1 Bandwidth enhancement device
US7408713B1 Step-phase interferometric optical interleaver