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MERCK JAPAN KK

Overview
  • Total Patents
    19
About

MERCK JAPAN KK has a total of 19 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 basic materials chemistry, materials and metallurgy and organic fine chemistry are ECKART GMBH, ECKART GMBH & CO KG and BUJARD PATRICE.

Patent filings in countries

World map showing MERCK JAPAN KKs patent filings in countries
# Country Total Patents
#1 Japan 19

Patent filings per year

Chart showing MERCK JAPAN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Noguchi Tamio 13
#2 Nitta Katsuhisa 6
#3 Kunii Koshiro 3
#4 Watanabe Yukitaka 3
#5 Watanabe Ryuji 3
#6 Ohira Kunimitsu 2
#7 Suzuki Isao 2
#8 Iwasa Kazuhisa 2
#9 Aikawa Masahiro 2
#10 Waratani Yumiko 1

Latest patents

Publication Filing date Title
JPH1121468A Ultraviolet-screening pigment
JPH10279828A Pearl pigment with high interference color effect and its production and use
JPH10259318A High-chroma orange-colored pearl pigment
JPH09272815A Composite metal oxide fine particle and production of the same
JPH0977512A Flaky aluminum oxide, pearl luster pigment and its production
JPH08283604A Surface treating agent, surface-treated flaky pigment and its production
JPH07150071A Laminar extender pigment and its production
JPH0647286A Porous carrier for catalyst consisting of metal oxide-coated metal and its production
JPH0616964A Pearlescent pigment having discoloration resistance and its production
JPH05287212A Flaky pigment coated with ultrafine barium sulfate particle and its production
JPH05214257A New flaky pigment
JPH04348170A Rutile titanium dioxide-coated graphite flake pigment and production thereof
JPH04320460A Titanium dioxide-coated graphite flake pigment and its production
JPH0376763A Pigment having ultraviolet and infrared screening effect
JPH01292067A Weather-resistant pigment of iridescent luster and production thereof
JPH01272668A Lamilar extender pigment and production thereof
JPS63265966A Production of novel iron oxide-coated flaky pigment
JPS63130673A Water resistant pearlescent pigment and method for producing the same
JPS6346265A Novel colored thin leaf pigment and production thereof