Learn more

OHYAMA TSUYOSHI

Overview
  • Total Patents
    11
About

OHYAMA TSUYOSHI has a total of 11 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States. Its main competitors in its focus markets optics, audio-visual technology and computer technology are KINOPTICS TECHNOLOGIES INC, TAKAMA DAISUKE and COLORLINK INC.

Patent filings in countries

World map showing OHYAMA TSUYOSHIs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Ohyama Tsuyoshi 11
#2 Imai Masato 4
#3 Tanaka Tsutomu 2
#4 Endo Kazuyuki 2
#5 Takama Daisuke 2
#6 Hamagishi Goro 1
#7 Sarai Shiichiro 1
#8 Toyoshima Yoshihiko 1
#9 Shibano Fumihito 1