Inventor
FURUKAWA KIYOSHI
JP46 patents
⚠️ This page may combine multiple inventors who share the name “FURUKAWA KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAINIPPON PHARMACEUTICAL CO
13 patentsUS6372740B1Apr 16, 2002
2-aryl-8-oxodihydropurine derivative, process for the producing the same, medicinal compositions containing the same, and intermediates thereof
DAINIPPON PHARMACEUTICAL CO86 citations95
US5972946AOct 26, 1999
Acetamide derivative, process for preparing the same, and a pharmaceutical composition containing the same
DAINIPPON PHARMACEUTICAL CO143 citations95
US5021421AJun 4, 1991
2-(1-Piperazinyl)-4-phenylcycloalkanopyridine derivatives, processes for the production thereof, and pharmaceutical composition containing the same
DAINIPPON PHARMACEUTICAL CO56 citations92
US4237135ADec 2, 1980
2-(4-Ethyl-1-piperazinyl)-4-phenylquinoline, process for preparation thereof, and composition thereof
DAINIPPON PHARMACEUTICAL CO6 citations73
US5367078ANov 22, 1994
3-oxadiazolyl-1,6-naphthyridine derivatives
DAINIPPON PHARMACEUTICAL CO8 citations72
US5424433AJun 13, 1995
Intermediates for 3-oxadiazoly-1,6-naphthyridine derivatives
DAINIPPON PHARMACEUTICAL CO1 citations61
US6172079B1Jan 9, 2001
5-substituted-3-oxadiazolyl-1,6-naphthyridin-2(1H)-one derivatives
DAINIPPON PHARMACEUTICAL CO4 citations60
US5424434AJun 13, 1995
Production on 3-oxadiazolyl-1,6-naphthyridine derivatives
DAINIPPON PHARMACEUTICAL CO0 citations51
US5185338AFeb 9, 1993
Medicament for treating cerebral insufficiency diseases, novel 2-(1-piperazinyl)-4-phenylcycloalkanopyrimidine derivatives, and process for the production thereof
DAINIPPON PHARMACEUTICAL CO0 citations51
US5041443AAug 20, 1991
Medicament for treating cerebral insufficiency diseases, novel 2-(1-piperazinyl)-4-phenylcycloalkanopyrimidine derivatives, and process for the production thereof
DAINIPPON PHARMACEUTICAL CO0 citations51
US6277993B1Aug 21, 2001
Intermediates for 5-substituted-3-oxadiazolyl-1,6-Naphthyridin-2(1H)-one derivatives
DAINIPPON PHARMACEUTICAL CO0 citations50
US6962921B2Nov 8, 2005
Dementia remedies containing 2-aryl-8-oxodihydropurine derivatives as the active ingredient
DAINIPPON PHARMACEUTICAL CO0 citations46
US6743803B2Jun 1, 2004
Medicines for the prevention and treatment of neurodegenerative diseases
DAINIPPON PHARMACEUTICAL CO0 citations32
PIONEER ELECTRONIC CORP
9 patentsUS5633842AMay 27, 1997
Disk selection control device for multidisk player
PIONEER ELECTRONIC CORP34 citations92
US5414684AMay 9, 1995
Method and apparatus for discriminating type of disks positioned on a CD player
PIONEER ELECTRONIC CORP23 citations92
US5283562AFeb 1, 1994
Map display apparatus
PIONEER ELECTRONIC CORP37 citations92
US5228021AJul 13, 1993
Multidisk player including a display that indicates titles and kinds of disks within the player
PIONEER ELECTRONIC CORP37 citations92
US6388960B1May 14, 2002
Disk player having automatic control based upon audio disk or memory disk determination
PIONEER ELECTRONIC CORP18 citations84
US5515351AMay 7, 1996
Method and apparatus for executing a CD playback setup operation in a CD player particularly suited to playback of partially recorded CDs
PIONEER ELECTRONIC CORP9 citations73
US5508988AApr 16, 1996
Method and apparatus for reproducing information from a partially recorded recording medium
PIONEER ELECTRONIC CORP18 citations73
US5654949AAug 5, 1997
Recording medium reproducing device
PIONEER ELECTRONIC CORP8 citations72
US5784346AJul 21, 1998
Optical disk reproducing device provided with improved spindle motor control
PIONEER ELECTRONIC CORP3 citations63
TDK ELECTRONICS CO LTD
6 patentsUS4287075ASep 1, 1981
High dielectric constant type ceramic composition consisting essentially of Pb(Fe1/2 Nb1/2)O3 -Pb(Mg1/3 Nb2/3)O3 -Pb(Mg1/2 W1/2)O3
TDK ELECTRONICS CO LTD26 citations81
US4265668AMay 5, 1981
High dielectric constant type ceramic composition
TDK ELECTRONICS CO LTD22 citations81
US4216102AAug 5, 1980
High dielectric constant type ceramic composition consisting essentially of Pb(Fe1/2 Nb1/2)O3 -Pb(Mg1/3 Nb2/3)O3
TDK ELECTRONICS CO LTD10 citations72
US3951873AApr 20, 1976
Ceramic dielectric composition
TDK ELECTRONICS CO LTD12 citations71
US4216103AAug 5, 1980
High dielectric constant type ceramic composition consisting essentially of Pb(Fe1/2 Nb1/2)O3 -Pb(Mg1/3 Ta2/3)O3
TDK ELECTRONICS CO LTD4 citations61
US4235635ANov 25, 1980
High dielectric constant type ceramic composition
TDK ELECTRONICS CO LTD1 citations51
PIONEER CORP
5 patentsUS6683826B1Jan 27, 2004
System for reproducing information recorded on an information recording medium
PIONEER CORP13 citations84
US6574171B1Jun 3, 2003
System for reproducing recording mediums
PIONEER CORP9 citations73
US7113457B2Sep 26, 2006
Information reproducing system having means for preventing a breakdown thereof caused by abnormal conditions
PIONEER CORP2 citations62
US6333901B1Dec 25, 2001
Disc reproducing apparatus for determining a track jump
PIONEER CORP1 citations52
US6252832B1Jun 26, 2001
Initializing position for transporting a reproducing apparatus
PIONEER CORP1 citations52