Inventor
KATO KOICHI
JP153 patents
⚠️ This page may combine multiple inventors who share the name “KATO KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKEDA CHEMICAL INDUSTRIES LTD
13 patentsUS5817819AOct 6, 1998
Condensed-ring thiophene derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD40 citations96
US5654296AAug 5, 1997
Condensed heterocyclic compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD52 citations96
US6187788B1Feb 13, 2001
Condensed-ring thiophene derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD19 citations92
US6048863AApr 11, 2000
Condensed-ring thiophene derivatives and thienopyrimidine derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD17 citations92
US5633248AMay 27, 1997
Amine compounds, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD24 citations92
US5256769AOct 26, 1993
Mutual separation of proteins
TAKEDA CHEMICAL INDUSTRIES LTD29 citations92
US5314872AMay 24, 1994
Glucan sulfate, stabilized fibroblast growth factor composition
TAKEDA CHEMICAL INDUSTRIES LTD39 citations90
US5175147ADec 29, 1992
Acid-resistant fgf composition and method of treating ulcerating diseases of the gastrointestinal tract
TAKEDA CHEMICAL INDUSTRIES LTD15 citations82
US4075405AFeb 21, 1978
β-1,3-Glucan derivatives
TAKEDA CHEMICAL INDUSTRIES LTD21 citations82
US6180792B1Jan 30, 2001
Condensed-ring thiophene derivatives and thienopyrimide derivatives, their production and use
TAKEDA CHEMICAL INDUSTRIES LTD11 citations74
US5401721AMar 28, 1995
Acid-resistant FGF composition for treating ulcerating diseases of the gastrointestinal tract
TAKEDA CHEMICAL INDUSTRIES LTD8 citations74
US4798886AJan 17, 1989
Mutual separation of proteins
TAKEDA CHEMICAL INDUSTRIES LTD16 citations74
US3945888AMar 23, 1976
Method for the production of cephalosporins
TAKEDA CHEMICAL INDUSTRIES LTD17 citations74
RICOH KK
3 patentsUS7620336B2Nov 17, 2009
Apparatus and method for fixing an image
RICOH KK21 citations92
US7315711B2Jan 1, 2008
Image forming apparatus, process cartridge and cleaningless system
RICOH KK25 citations92
US7218879B2May 15, 2007
Image forming apparatus controlling polarity of residual toner and process cartridge for use in the same
RICOH KK39 citations92
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsMITSUBISHI MOTORS CORP
2 patentsNIPPON DENSO CO
2 patentsTOYOTA MOTOR CO LTD
2 patentsHONDA MOTOR CO LTD
2 patentsRICOH CO LTD
2 patentsJAPAN VILENE CO LTD
2 patentsNIPPON TELEPHONE AND TELEGRAPH
1 patentSUMITOMO WIRING SYSTEMS
1 patentTOSHIBA MACHINE CO LTD
1 patentPOLYPLASTICS CO
1 patentKOMATSU MFG CO LTD
1 patentIMAHORI MASAAKI
1 patentKATO KOICHI
1 patentMEMC ELECTRONIC MATERIALS
1 patentMATSUSHITA DAISUKE
1 patentHITACHI CABLE
1 patentUTSUNOMIYA KOHICHI
1 patentHITACHI METALS LTD
1 patentSTANLEY ELECTRIC CO LTD
1 patentAOKI TOSHIYUKI
1 patentOZAKI HIROYASU
1 patentNIPPON MINING CO
1 patentTOSHIBA KK
1 patentFUJI PHOTO OPTICAL CO LTD
1 patentDENSO CORP
1 patentNIPPON OIL CO LTD
1 patentShowing the top 50 of 153 patents by PatentIndex Score.