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YOKOYAMA MAKOTO

Overview
  • Total Patents
    12
About

YOKOYAMA MAKOTO has a total of 12 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States and Japan. Its main competitors in its focus markets audio-visual technology, computer technology and optics are OHHASHI SEIJI, CHUNG KYUNG-HOON and YAMASHITA KEITARO.

Patent filings in countries

World map showing YOKOYAMA MAKOTOs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Japan 4

Patent filings per year

Chart showing YOKOYAMA MAKOTOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yokoyama Makoto 12
#2 Murakami Yuhichiroh 6
#3 Sasaki Yasushi 4
#4 Furuta Shige 3
#5 Nishi Shuji 2
#6 Gyouten Seijirou 2
#7 Ukai Koji 1
#8 Yamaguchi Takahiro 1
#9 Washio Hajime 1
#10 Hachida Takuya 1

Latest patents

Publication Filing date Title
US2010245305A1 Display driving circuit having a memory circuit, display device, and display driving method
US2010214206A1 Shift register
US2009315868A1 Pulse output circuit, and display device, drive circuit, display device, and pulse output method using same circuit
JPS56122462A Mounting structure for every kind of board of roof* wall* ceiling* etc* to pad crosspiece
JPS53129438A Device for automatically operating ventilator via low tank lever of water closet
JPS53128137A Device for automatically operating ventilator via opening or closing of door
JPS526190A Slate manufacturing equipment