Inventor
MATSUSHITA HAJIME
JP48 patents
⚠️ This page may combine multiple inventors who share the name “MATSUSHITA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN TOBACCO INC
28 patentsUS5391769AFeb 21, 1995
Method of preparing 3-DPA-lactone
JAPAN TOBACCO INC47 citations92
US5322955AJun 21, 1994
Method of manufacturing 3-DPA-lactone
JAPAN TOBACCO INC42 citations92
US4880937ANov 14, 1989
Method of producing alcohol compounds
JAPAN TOBACCO INC32 citations92
US5112994AMay 12, 1992
Method of producing (S)-4-hydroxymethyl-γ-lactone
JAPAN TOBACCO INC20 citations81
US5451689ASep 19, 1995
Method of preparing epoxide
JAPAN TOBACCO INC7 citations73
US5412111AMay 2, 1995
Method of preparing (3R,4R)-3-hydroxy-4-hydroxymethyl-4-butanolide
JAPAN TOBACCO INC15 citations73
US5284973AFeb 8, 1994
Method of preparing an acid additional salt of delta-aminolevulinic acid
JAPAN TOBACCO INC14 citations73
US4994585AFeb 19, 1991
Method of preparing (S)-γ-hydroxymethyl-α, β-butenolide
JAPAN TOBACCO INC8 citations73
US4910177AMar 20, 1990
Catalyst for the reduction of aldehydes and ketones
JAPAN TOBACCO INC5 citations73
US4810825AMar 7, 1989
Method of reducing nitrile into a corresponding alcohol
JAPAN TOBACCO INC9 citations73
US4783559ANov 8, 1988
Process of reduction of aldehydes and ketones
JAPAN TOBACCO INC7 citations73
US4841075AJun 20, 1989
Method of preparing acetal or ketal
JAPAN TOBACCO INC11 citations71
US4877909AOct 31, 1989
Process for reducing aldehydes or ketones
JAPAN TOBACCO INC13 citations70
US5319108AJun 7, 1994
Method for producing (R,Z)-5-tetradecen-4-olide
JAPAN TOBACCO INC3 citations62
US5216177AJun 1, 1993
Method of preparing trans-3,4-disubstituted-γ-lactones
JAPAN TOBACCO INC2 citations62
US4847424AJul 11, 1989
Method of producing aldehyde compound
JAPAN TOBACCO INC4 citations62
US5041566AAug 20, 1991
Method of preparing levoglucosenone
JAPAN TOBACCO INC3 citations60
US5468881ANov 21, 1995
Method of producing cis-whiskey lactone
JAPAN TOBACCO INC4 citations59
US5262531ANov 16, 1993
Process for preparing 2'-deoxy-β-adenosine
JAPAN TOBACCO INC3 citations58
US5457192AOct 10, 1995
Method of manufacturing D-allosan
JAPAN TOBACCO INC1 citations52
US5410038AApr 25, 1995
method of preparing D-altrose
JAPAN TOBACCO INC0 citations52
US5576467ANov 19, 1996
Method of preparing an alcohol
JAPAN TOBACCO INC1 citations51
US5416204AMay 16, 1995
Method for preparing 2'-3'-dideoxy-β-nucleosides using 2,2-dideoxy-di(organothio)-pentofuranose intermediates
JAPAN TOBACCO INC0 citations51
US4871858AOct 3, 1989
Method of producing formamide compounds
JAPAN TOBACCO INC1 citations51
US5210317AMay 11, 1993
Method of producing aldehyde by oxidation of primary alcohol
JAPAN TOBACCO INC1 citations50
US5264561ANov 23, 1993
Method of manufacturing 2',3'-dideoxy-2',3'-didehydronucleosides
JAPAN TOBACCO INC1 citations47
US5374744ADec 20, 1994
Method for manufacturing 4-substituted-Y-lactone and novel substance
JAPAN TOBACCO INC0 citations41
US5420286AMay 30, 1995
Optical resolution method of a nicotine derivate
JAPAN TOBACCO INC0 citations39
PIONEER CORP
10 patentsUS6816291B2Nov 9, 2004
Optical information recording and reproducing apparatus having volume holographic memory
PIONEER CORP15 citations92
US6490061B1Dec 3, 2002
Optical information recording and reproducing apparatus having volume holographic memory
PIONEER CORP24 citations92
US6320683B1Nov 20, 2001
Optical information recording and reproducing apparatus using a volume holographic memory
PIONEER CORP30 citations92
US6594220B1Jul 15, 2003
Volume holographic memory and optical information recording/reproducing apparatus
PIONEER CORP18 citations83
US7023786B2Apr 4, 2006
Hologram recording and reproducing apparatus
PIONEER CORP7 citations74
US6900914B1May 31, 2005
Optical information recording and reproducing apparatus having volume holographic memory
PIONEER CORP9 citations74
US6504810B2Jan 7, 2003
Optical information recording/reproducing system
PIONEER CORP12 citations74
US6414762B1Jul 2, 2002
Optical information recording and reproducing apparatus using a holographic memory
PIONEER CORP9 citations74
US6574181B1Jun 3, 2003
Holographic memory medium and recording apparatus using the same
PIONEER CORP6 citations63
US6862120B2Mar 1, 2005
Hologram recording medium, hologram recording method and hologram recording and reproducing apparatus
PIONEER CORP6 citations62
HITACHI LTD
5 patentsUS4810869AMar 7, 1989
Automatic focusing control method for microscope
HITACHI LTD109 citations96
US4812909AMar 14, 1989
Cell classification apparatus capable of displaying a scene obtained by superimposing a character scene and graphic scene on a CRT
HITACHI LTD90 citations95
US4761075AAug 2, 1988
Cellular analysis system
HITACHI LTD97 citations95
US4362386ADec 7, 1982
Method and apparatus for recognizing smears
HITACHI LTD49 citations89
US4847910AJul 11, 1989
Automatic cell sample classifying apparatus
HITACHI LTD15 citations73