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NIPPON RIKAGAKU KOGYO KK

Overview
  • Total Patents
    12
About

NIPPON RIKAGAKU KOGYO KK has a total of 12 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan. Its main competitors in its focus markets organic fine chemistry and pharmaceuticals are TASHK G UNI IM V I, UNIV & LSTROK ODZKI and SAKATA ISAO.

Patent filings in countries

World map showing NIPPON RIKAGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing NIPPON RIKAGAKU KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Oyama Yasuhiro 4
#2 Nishikawa Kazuhito 2
#3 Kodama Hidehiko 2
#4 Matsumoto Kenichi 1
#5 Tajima Toshihiko 1
#6 Meguro Tatsuo 1
#7 Ikeda Takayuki 1
#8 Murata Hiroo 1
#9 Takeda Aya 1
#10 Shintani Chihiro 1

Latest patents

Publication Filing date Title
JP2016147807A Hydroxamic acid derivative and salt thereof
JP2014156442A Method of producing arylpiperazine derivatives or salts thereof
JP2007331231A Film for whiteboard
JP2007055178A Cleaner
JP2007031612A Chalk composition and method for producing the same
JP2006181951A Writing sheet
JP2006075491A Line drawing powder
JP2004262538A Shock absorbing material and for manufacturing method the same
JP2003070508A Accessory for attaching creepers to shoe
JPH08282189A Portable table message board
JPH0687292A Marker manufacturing device
JPS62288673A Chalk composition and production thereof