Learn more

SHOWA DENKO KK

Overview
  • Total Patents
    28,375
  • GoodIP Patent Rank
    375
  • Filing trend
    ⇧ 8.0%
About

SHOWA DENKO KK has a total of 28,375 patent applications. It increased the IP activity by 8.0%. Its first patent ever was published in 1958. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets environmental technology, semiconductors and electrical machinery and energy are MITSUBISHI CHEM CORP, NAT INST OF ADVANCED IND SCIEN and AIST.

Patent filings per year

Chart showing SHOWA DENKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Uchida Hiroshi 806
#2 Naito Kazumi 697
#3 Udagawa Takashi 502
#4 Takeuchi Masataka 429
#5 Kobayashi Masao 366
#6 Miki Hisayuki 293
#7 Konuma Hiroshi 248
#8 Sakawaki Akira 245
#9 Hanawa Kenzo 235
#10 Murofushi Katsumi 231

Latest patents

Publication Filing date Title
US2021123123A1 Aluminum alloy forging and production method thereof
WO2021079981A1 Chloroprene copolymer latex and production method therefor
WO2021075424A1 Transparent electroconductive film laminate and method for processing same
WO2021079780A1 Etching method for silicon nitride and production method for semiconductor element
WO2021060149A1 Transparent polyurethane, production method therefor, transparent polyurethane-containing thermosetting composition, and transparent conductive film
WO2021070561A1 Multilayer body and method for producing same
WO2021070550A1 Method for producing bromine pentafluoride
WO2021065390A1 Joined body and primer-equipped material
WO2021054202A1 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
WO2021065382A1 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
WO2021065380A1 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium
WO2021070529A1 Corrosion-resistant member
WO2021045153A1 Method for producing gamma-butyrolactone and method for producing n-methylpyrrolidone
WO2021065327A1 Corrosion-resistant member
WO2021045084A1 Heat exchanger
US2021063321A1 METHOD OF EVALUATING SiC SUBSTRATE, METHOD OF MANUFACTURING SiC EPITAXIAL WAFER, AND METHOD OF MANUFACTURING SiC DEVICE
WO2021045058A1 Material design device, material design method, and material design program
KR20210030374A Copolymer for electrode binder and lithium ion secondary battery
WO2021039835A1 Lithium-ion-conductive oxide
WO2021039834A1 Lithium ion-conducting oxide