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ALPAD CORP

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    45,569
  • Filing trend
    ⇩ 44.0%
About

ALPAD CORP has a total of 47 patent applications. It decreased the IP activity by 44.0%. Its first patent ever was published in 2008. It filed its patents most often in EPO (European Patent Office), United States and Taiwan. Its main competitors in its focus markets semiconductors, optics and electrical machinery and energy are Suzhou hanhua semiconductor co ltd, TREZZA JOHN and CHONG DAVID.

Patent filings in countries

World map showing ALPAD CORPs patent filings in countries
# Country Total Patents
#1 EPO (European Patent Office) 17
#2 United States 15
#3 Taiwan 10
#4 China 5

Patent filings per year

Chart showing ALPAD CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kojima Akihiro 19
#2 Furuyama Hideto 17
#3 Shimada Miyoko 13
#4 Miyabe Kazuyuki 13
#5 Akimoto Yosuke 13
#6 Tomizawa Hideyuki 11
#7 Katsuno Hiroshi 11
#8 Sugizaki Yoshiaki 11
#9 Sawano Masakazu 9
#10 Kaga Koji 8

Latest patents

Publication Filing date Title
CN109075225A Semiconductor light-emitting elements and its manufacturing method