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SEIKAGAKU KOGYO CO LTD

Overview
  • Total Patents
    1,674
  • GoodIP Patent Rank
    7,877
  • Filing trend
    ⇧ 192.0%
About

SEIKAGAKU KOGYO CO LTD has a total of 1,674 patent applications. It increased the IP activity by 192.0%. Its first patent ever was published in 1965. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets pharmaceuticals, biotechnology and macromolecular chemistry and polymers are AMICUS THERAPEUTICS INC, PHILADELPHIA HEALTH & EDUCATIO and APODEMUS AB.

Patent filings per year

Chart showing SEIKAGAKU KOGYO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tanaka Shigenori 124
#2 Tamura Hiroshi 111
#3 Miyamoto Kenji 89
#4 Oda Toshio 77
#5 Kimata Koji 71
#6 Sakurai Katsukiyo 61
#7 Waki Michinori 57
#8 Miyauchi Satoshi 56
#9 Yoshida Keiichi 55
#10 Kobayashi Nobuo 52

Latest patents

Publication Filing date Title
WO2021066175A1 Transmucosal delivery system for medicinal active ingredient to submucosa of bladder
WO2020171212A1 Method for improving storage stability
WO2020101013A1 Pharmaceutical composition
WO2020067507A1 Primary amine compound- or secondary amine compound-acidic polysaccharide conjugate, and method for producing same
WO2020071229A1 Method for enhancing sensitivity of endotoxin measuring agent
WO2020050378A1 Polymer conjugate including tertiary amine compound or imine compound bonded, and production method therefor
WO2019189876A1 (carboxylic acid-type compound)-polymer conjugate having biological activity, and method for producing same
CN111902149A Promoter for hyaluronic acid synthesis, method for promoting hyaluronic acid synthesis, and cell evaluation method
KR20200126993A Pharmaceutical composition, package and manufacturing method thereof
CN111801114A Package and method for manufacturing same
US2019184023A1 Glycosaminoglycan derivative and method for producing same
EP3695823A1 Drug storage container, closing member, method for manufacture of drug storage container, method for inspection of microorganisms and contaminants, and solid preparation for buffer solution preparation
US2020138964A1 Tertiary amine compound or imine compound-polymer conjugate and production method therefor
BR112019018172A2 composition to treat a human joint disease, and, kit.
WO2018168920A1 Composition for treating joint diseases and kit including same
SG11201907866SA Horseshoe crab factor b variant
WO2018074498A1 Recombinant proteins derived from genus limulus, and dna molecules encoding same
WO2017141961A1 Electrochemical measurement using phenylenediamine derivative
EP3409292A1 Stabilized aqueous composition comprising chondroitin sulfate and hyaluronic acid
JP2019218265A Method for enhancing blood retentivity of peptide