Inventor
YAMADA KOICHIRO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA KOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TANABE SEIYAKU CO
13 patentsUS5589478ADec 31, 1996
Benzenesulfonamide derivative and process for preparing thereof
TANABE SEIYAKU CO70 citations94
US7273868B2Sep 25, 2007
Pyrazine derivatives
TANABE SEIYAKU CO37 citations91
US6797709B2Sep 28, 2004
Aromatic nitrogen-containing 6-membered cyclic compounds
TANABE SEIYAKU CO20 citations91
US6656935B2Dec 2, 2003
Aromatic nitrogen-containing 6-membered cyclic compounds
TANABE SEIYAKU CO31 citations91
US5739333AApr 14, 1998
Sulfonamide derivative and process for preparing the same
TANABE SEIYAKU CO22 citations91
US7220736B2May 22, 2007
Pyrimidine compounds
TANABE SEIYAKU CO20 citations83
US5332754AJul 26, 1994
Naphthyloxazolidone derivatives
TANABE SEIYAKU CO16 citations82
US5728706AMar 17, 1998
Benzenesulfonamide derivative and process for preparing thereof
TANABE SEIYAKU CO16 citations81
US4839360AJun 13, 1989
Lactam derivatives
TANABE SEIYAKU CO9 citations74
US5434148AJul 18, 1995
β-carboline derivative
TANABE SEIYAKU CO3 citations57
US7078522B2Jul 18, 2006
Pyridopyrimidine or naphthyridine derivative
TANABE SEIYAKU CO1 citations51
US6395741B1May 28, 2002
Agent for prophylaxis or treatment of dysuria
TANABE SEIYAKU CO1 citations49
US5807883ASep 15, 1998
2-oxoindoline derivative
TANABE SEIYAKU CO1 citations46
HITACHI LTD
6 patentsUS5188073AFeb 23, 1993
Fluid control valve, valve support member therefor and idling air amount control apparatus for automobile using the fluid control valve
HITACHI LTD32 citations92
US4206606AJun 10, 1980
Exhaust gas recirculation mechanism for an engine with a turbocharger
HITACHI LTD37 citations92
US4311008AJan 19, 1982
Exhaust bypass type turbo-charger
HITACHI LTD23 citations82
US4211081AJul 8, 1980
Exhaust bypassing system for a turbocharger
HITACHI LTD26 citations82
US4560325ADec 24, 1985
Bearing support for turbochargers
HITACHI LTD15 citations73
US4823750AApr 25, 1989
Automotive engine idle speed control device
HITACHI LTD15 citations71
NHK SPRING CO LTD
5 patentsUS6789576B2Sep 14, 2004
Accumulator
NHK SPRING CO LTD62 citations96
US6810915B2Nov 2, 2004
Accumulator having a safety valve
NHK SPRING CO LTD53 citations92
US7325571B2Feb 5, 2008
Pressure container and pressure accumulating/buffer apparatus
NHK SPRING CO LTD19 citations89
US7377292B2May 27, 2008
Vehicular brake system component
NHK SPRING CO LTD12 citations81
US7458356B2Dec 2, 2008
Spring apparatus and valve train of internal combustion engine using the same
NHK SPRING CO LTD0 citations51