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HAMADA YUJI

Overview
  • Total Patents
    14
About

HAMADA YUJI has a total of 14 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States. Its main competitors in its focus markets semiconductors, organic fine chemistry and basic materials chemistry are XIA CHUANJUN, BEGLEY WILLIAM J and OHSAWA NOBUHARU.

Patent filings in countries

World map showing HAMADA YUJIs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing HAMADA YUJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hamada Yuji 14
#2 Lee Kwan-Hee 6
#3 Goto Yukio 4
#4 Morita Shigeki 3
#5 Sawa Yoshitsugu 3
#6 Nishimura Kazuki 2
#7 Ikawa Masahiko 2
#8 Tsuda Yoshiaki 1
#9 Iyori Masahiro 1
#10 Araki Hiroshi 1

Latest patents

Publication Filing date Title
US2012275334A1 Method and apparatus for retaining a remaining back-off time in CSMA/CA based on a threshold
US2011034201A1 On-board communication device and cooperative road-to-vehicle/car-to-car communication system
US2010312432A1 On-vehicle communication device
US2010049819A1 Vehicle communication device