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BEIJING KEYI HONGYUAN PHOTOELECTRIC TECH CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    103,198
  • Filing trend
    ⇧ 300.0%
About

BEIJING KEYI HONGYUAN PHOTOELECTRIC TECH CO LTD has a total of 16 patent applications. It increased the IP activity by 300.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets measurement, optics and control are AHURA CORP, LI RUOLIN and NANOBASE INC.

Patent filings in countries

World map showing BEIJING KEYI HONGYUAN PHOTOELECTRIC TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing BEIJING KEYI HONGYUAN PHOTOELECTRIC TECH CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Han Xiaoquan 11
#2 Jiang Rui 11
#3 Feng Zebin 9
#4 Yang Junhong 8
#5 Liu Guangyi 6
#6 Zhang Hua 5
#7 Liao Mi 5
#8 Sha Pengfei 5
#9 Zhao Jiangshan 4
#10 Zhou Yi 4

Latest patents

Publication Filing date Title
CN111366241A Laser pulse energy measurement apparatus, system and method
CN111006776A FP (Fabry-Perot) wavelength meter temperature drift calibration device and method based on atomic absorption
CN111048982A 355nm ultraviolet light output method and system
CN110492339A A kind of multi-parameter interlocked terminations device based on excimer laser
CN110375003A A kind of flexible coupling structure of automatically retractable
CN110262195A A kind of energy detection circuit for excimer laser in 193nm litho machine
CN110098560A A kind of wave length tuning device based on precise rotating platform
CN110045516A A kind of lens adjustment device for excimer laser
CN109921276A A kind of two-way pulse triggering means and method for excimer laser
CN109818240A A kind of excimer laser temperature control equipment and method
CN109490206A A kind of line width adjustment apparatus and system of spectrum-stable
CN109411994A A kind of linewidth narrowing module and its method of adjustment
CN109411996A A kind of excimer laser electrode structure and excimer laser
CN108896881A A kind of tip pulse detection system
CN108507686A A kind of temperature drift feedback method and device that laser center wavelength measures
CN108151889A The energy value calibration system and method for a kind of excimer laser energy-probe