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OYAIZU TSUYOSHI

Overview
  • Total Patents
    12
About

OYAIZU TSUYOSHI has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, semiconductors and audio-visual technology are LEDENGIN INC, CHANGGUI LIU and NEC LIGHTING LTD.

Patent filings in countries

World map showing OYAIZU TSUYOSHIs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing OYAIZU TSUYOSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oyaizu Tsuyoshi 12
#2 Kawashima Seiko 5
#3 Takei Haruki 5
#4 Okudo Yukio 3
#5 Saito Akiko 2
#6 Ebisawa Hisafumi 2
#7 Matsui Naoko 2