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ICHIKAWA KEIICHI

Overview
  • Total Patents
    16
About

ICHIKAWA KEIICHI has a total of 16 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States and Japan. Its main competitors in its focus markets electrical machinery and energy, telecommunications and it methods for management are WIPQTUS INC, ESPOWER ELECTRONICS INC and HUMAVOX LTD.

Patent filings in countries

World map showing ICHIKAWA KEIICHIs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Japan 1

Patent filings per year

Chart showing ICHIKAWA KEIICHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ichikawa Keiichi 16
#2 Bondar Henri 8
#3 Goma Shinji 2
#4 Ohtsuki Yukio 2
#5 Kato Kazuya 2
#6 Sakai Hironori 1
#7 Sasabata Akihiro 1
#8 Kabumoto Miyako 1

Latest patents

Publication Filing date Title
US2008074204A1 High-Frequency Oscillator Circuit and Transmitter-Receiver
JPH02196287A Rent out display board for rental video tape