P

Inventor

ADACHI HIROSHI

JP98 patents
⚠️ This page may combine multiple inventors who share the name “ADACHI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

22 patents
US5672728ASep 30, 1997

Method for preparing the pyrenylamine derivatives

RICOH KK25 citations93
US5616805AApr 1, 1997

Methods for preparing pyrenylamine derivatives and intermediates

RICOH KK24 citations93
US5599995AFeb 4, 1997

Electrophotographic photoconductor comprising pyrenylamine derivative, the pyrenylamine derivative, intermediate for preparation thereof, and method for preparing the pyrenylamine derivative and the intermediate

RICOH KK25 citations93
US5587516ADec 24, 1996

Electrophotographic photoconductor comprising pyrenylamine derivative, the pyrenylamine derivative, intermediate for preparation thereof, and method for preparing the pyrenylamine derivative and the intermediate

RICOH KK21 citations93
US5576132ANov 19, 1996

Electrophotographic photoconductor comprising pyrenylamine derivative

RICOH KK23 citations93
US5474868ADec 12, 1995

Electrophotographic photoconductor with lignin

RICOH KK20 citations93
US5457232AOct 10, 1995

Pyrenylamine derivatives having unsaturated bond

RICOH KK27 citations93
US5344985ASep 6, 1994

Aldehyde intermediates for the preparation of pyrenylamine derivatives having unsaturated bond

RICOH KK29 citations93
US6348519B1Feb 19, 2002

Emulsion ink and printing method using emulsion ink

RICOH KK30 citations92
US6063835AMay 16, 2000

Emulsion ink and printing method using emulsion ink

RICOH KK31 citations92
US6050183AApr 18, 2000

Heat-sensitive stencil, process of fabricating same and method of producing printing master using same

RICOH KK17 citations92
US5459275AOct 17, 1995

Pyrenylamine derivatives

RICOH KK26 citations90
US7621608B2Nov 24, 2009

Image forming apparatus having improved capability for maintaining ink delivery

RICOH KK10 citations84
US5924360AJul 20, 1999

Smooth stencil base sheet, method of producing a printing master from the stencil base sheet and method of performing stencil printing

RICOH KK18 citations83
US5436100AJul 25, 1995

Electrophotographic photoconductor and M-phenylenediamine derivatives for use in the same

RICOH KK17 citations82
US5334470AAug 2, 1994

Electrophotographic element with M-phenylenediamine derivatives therein

RICOH KK16 citations82
US6662719B1Dec 16, 2003

Thermosensitive stencil and plate and thermal stencil plate making and stencil printing method therefor

RICOH KK6 citations74
US5569800AOct 29, 1996

Electrophotographic photoconductor, pyrene-ring-containing olefin compound for use in the same, intermediate for synthesizing the olefin compound, and method of synthesizing the olefin compound

RICOH KK10 citations74
US5475137ADec 12, 1995

M-phenylenediamine derivatives

RICOH KK12 citations74
US5403950AApr 4, 1995

Dipyrenylamine derivatives useful in electrophotographic photoconductors

RICOH KK7 citations74
US5356742AOct 18, 1994

Dipyrenylamine derivatives and electrophotographic photoconductor comprising the same

RICOH KK10 citations74
US5268246ADec 7, 1993

Electrophotographic photoconductor with pyrene-ring-containing olefin compound for use in the same

RICOH KK7 citations74

MITSUBISHI ELECTRIC CORP

19 patents
US6306540B1Oct 23, 2001

Battery electrolytic solution with fluoride-ion-dissociating salt and battery using the same

MITSUBISHI ELECTRIC CORP118 citations98
US5604380AFeb 18, 1997

Semiconductor device having a multilayer interconnection structure

MITSUBISHI ELECTRIC CORP120 citations97
US5859162AJan 12, 1999

Silicone ladder polymer and process for producing the same

MITSUBISHI ELECTRIC CORP35 citations93
US5179185AJan 12, 1993

High purity hydroxy-terminated phenyl ladder polysiloxane and method for producing the same

MITSUBISHI ELECTRIC CORP34 citations93
US5728630AMar 17, 1998

Method of making a semiconductor device

MITSUBISHI ELECTRIC CORP23 citations92
US5510653AApr 23, 1996

Semiconductor device including silicon ladder resin layer

MITSUBISHI ELECTRIC CORP38 citations92
US5278451AJan 11, 1994

Semiconductor device sealed with mold resin

MITSUBISHI ELECTRIC CORP28 citations92
US5180691AJan 19, 1993

Method of manufacturing a semiconductor device sealed with molding resin employing a stress buffering film of silicone

MITSUBISHI ELECTRIC CORP33 citations92
US5081202AJan 14, 1992

High purity phenyl silicone ladder polymer and method for producing the same

MITSUBISHI ELECTRIC CORP23 citations92
US5057336AOct 15, 1991

Method of forming high purity SiO2 thin film

MITSUBISHI ELECTRIC CORP23 citations92
US6361848B1Mar 26, 2002

Organic and inorganic complex compound and switch using same

MITSUBISHI ELECTRIC CORP37 citations91
US5990440ANov 23, 1999

Switch and arc extinguishing material for use therein

MITSUBISHI ELECTRIC CORP31 citations91
US5841088ANov 24, 1998

Switch and arc extinguishing material for use therein

MITSUBISHI ELECTRIC CORP42 citations91
US6175111B1Jan 16, 2001

Method for diagnosis of components inside turbine generator

MITSUBISHI ELECTRIC CORP23 citations90
US5306947AApr 26, 1994

Semiconductor device and manufacturing method thereof

MITSUBISHI ELECTRIC CORP32 citations90
US5183846AFeb 2, 1993

Silicone ladder polymer coating composition

MITSUBISHI ELECTRIC CORP25 citations90
US5889330AMar 30, 1999

Semiconductor device whose flattening resin film component has a controlled carbon atom content

MITSUBISHI ELECTRIC CORP18 citations83
US5470491ANov 28, 1995

Process for producing a thin-film magnetic head having an insulation formed of a ladder-type silicone resin

MITSUBISHI ELECTRIC CORP13 citations74
US5399648AMar 21, 1995

High-purity silicone ladder polymer and process producing the same

MITSUBISHI ELECTRIC CORP14 citations74

YAMAHA CORP

2 patents

SONY CORP

1 patent

RICOH CO LTD

1 patent

KAJIMA CORP

1 patent

(unassigned)

1 patent

DOW CORNING TORAY CO LTD

1 patent

DOW CORNING SA

1 patent

DOW CORNING TORAY SILICONE

1 patent

Showing the top 50 of 98 patents by PatentIndex Score.