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FUJI ELEC DEVICE TECH CO LTD

Overview
  • Total Patents
    1,739
About

FUJI ELEC DEVICE TECH CO LTD has a total of 1,739 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets semiconductors, audio-visual technology and electrical machinery and energy are HONG YING, SANYO SEMICONDUCTOR CO LTD and SAKATA JUNICHIRO.

Patent filings in countries

World map showing FUJI ELEC DEVICE TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing FUJI ELEC DEVICE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sakai Yasushi 61
#2 Yamada Kohei 49
#3 Uwazumi Hiroyuki 43
#4 Watanabe Sadayuki 39
#5 Yoshimura Hiroyuki 37
#6 Kumagai Naoki 33
#7 Nishikawa Yukihiro 33
#8 Edo Masaharu 31
#9 Takenoiri Shunji 31
#10 Fujishima Naoto 31

Latest patents

Publication Filing date Title
US2011000879A1 Method of manufacturing a master information carrier for magnetic transfer and a method of manufacturing a magnetic recording medium
US2010330221A1 Imprint stamper and imprint device
JP2011181123A Method of manufacturing magnetic recording medium
JP2011175703A Magnetic recording medium and manufacturing method thereof
JP2011170923A Imprint stamper, imprint device, and method for manufacturing magnetic recording medium using the same
JP2011170905A Method of manufacturing magnetic recording medium having discrete track structure
JP2011150757A Method for manufacturing master disk for magnetic transfer
JP2010086651A Perpendicular magnetic recording medium
JP2011146113A Method for manufacturing perpendicular magnetic recording medium
JP2011146112A Method of manufacturing substrate for magnetic recording medium
JP2011146114A Method for manufacturing stamper
JP2011134419A Disk substrate for magnetic recording medium, and manufacturing method of the same
JP2011134418A Method for manufacturing stamper
JP2011134420A Magnetic transfer method and magnetic recording medium
JP2011129168A Anodic oxidation device and method for manufacturing magnetic disk medium using the same
JP2011123927A Method for manufacturing patterned medium type magnetic recording medium
JP2011123928A Method for manufacturing patterned medium type magnetic recording medium
JP2011118985A Method for manufacturing magnetic recording medium
JP2011028824A Magnetic transfer method and magnetic recording medium
JP2011070753A Method of manufacturing discrete track medium type perpendicular magnetic recording medium