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DALI PHOTOELECTRIC CO LTD

Overview
  • Total Patents
    15
About

DALI PHOTOELECTRIC CO LTD has a total of 15 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China. Its main competitors in its focus markets optics are KOSHIN KOGAKU KOGYO KK, WISE PETER and SHENZHEN LIGHTCOMM TECHNOLOGY CO LTD.

Patent filings in countries

World map showing DALI PHOTOELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing DALI PHOTOELECTRIC CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Optical systems

Top inventors

# Name Total Patents
#1 Huang Youzhi 3
#2 Xiaobaihe Yetian 3
#3 Xiangqi Tang 3
#4 Youzhi Huang 2
#5 Nota Omoai 1
#6 Chen Junshan 1
#7 Huang Youzhi Chen 1
#8 Junshan Chen 1
#9 Li Minzhe 1
#10 Sayuri Tano 1

Latest patents

Publication Filing date Title
CN101201444A Imaging lens group
CN101135768A Optical system for camera shooting
CN101122669A Imaging optical frames group
CN101093274A Three piece type camera lens set
CN1982920A Lens ink coating method and coater
CN1979223A Two-focal-distance lens series and portable mechanism with same
CN1949014A Aspherical surface camera lens
CN1945370A Thin imaging lens group
CN1873461A Camera lens group in four pieces type
CN1873459A Camera lens group of three pieces type
CN1601317A Lens group of zoom Lens
CN1512210A Single focus lens module
CN1456916A Composite lens system
CN1434317A Optical lens assembly with chamfer
CN1328265A Combined lens system