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HANDOTAI ENERGY KENKYUSHO KK

Overview
  • Total Patents
    68
About

HANDOTAI ENERGY KENKYUSHO KK has a total of 68 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Taiwan. Its main competitors in its focus markets semiconductors, optics and audio-visual technology are SEMINCONDUCTOR ENERGY LAB COMPANY LTD, SEMICONDUCTOR ENERGY LAB KK and SEMINCONDUCTOR ENERGY LAB CO.

Patent filings in countries

World map showing HANDOTAI ENERGY KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Taiwan 68

Patent filings per year

Chart showing HANDOTAI ENERGY KENKYUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takemura Yasuhiko 7
#2 Yamazaki Shunpei 7
#3 Oyama Jun 6
#4 Teramoto Satoshi 5
#5 Otani Hisashi 3
#6 Fukunaga Kenji 2
#7 Yamazaki Syunpei 2
#8 Ogata Yasushi 2
#9 Yama Shunpei 2
#10 Ohtani Hisashi 2

Latest patents

Publication Filing date Title
TW334582B Semiconductor device and method of fabtricating same
TW334581B Semiconductor integrated circuit and fabrication method thereof
TW326553B Semiconductor device and method of fabricating same
TW331649B Semiconductor device and produce method
TW334579B Semiconductor device and manufacture the same
TW329500B Electro-optical device
TW345654B Active matrix display device
TW344901B Active matrix display device
TW344128B Process for producing semiconductor device
TW345705B Laser processing method
TW273639B Method for producing semiconductor device
TW280037B Drive circuit of active matrix type display device and manufacturing method
TW295705B Manufacturing method of a semiconductor device