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SEMICONDUCTOR ENERGY LAB LTD

Overview
  • Total Patents
    13
About

SEMICONDUCTOR ENERGY LAB LTD has a total of 13 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, China and Republic of Korea. Its main competitors in its focus markets semiconductors, optics and machines are SASAKI HIDEKI, LIYANG DONGDA TECHNOLOGY TRANSFER CENTRAL CO LTD and DONGGUAN WANFENG NANOMETER MATERIALS CO LTD.

Patent filings in countries

World map showing SEMICONDUCTOR ENERGY LAB LTDs patent filings in countries
# Country Total Patents
#1 United States 7
#2 China 5
#3 Republic of Korea 1

Patent filings per year

Chart showing SEMICONDUCTOR ENERGY LAB LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamazaki Shunpei 5
#2 Seo Norihiko 1
#3 Fukunaga Takeshi 1
#4 Takemura Yasuhiko 1
#5 Hamatani Toshiji 1
#6 Toshimitsu Yamazaki Shunpei Ko 1
#7 Yuji Kawasaki 1
#8 Takahiro Kawakami 1
#9 Suzawa Hideomi 1
#10 Koyama Jun 1

Latest patents

Publication Filing date Title
US2007183184A1 Apparatus and method for manufacturing semiconductor device
US4835751A Reading system for use with optical disc memory system utilizing a smectic chiral liquid crystal