Inventor
SHIMOTSUMA WATARU
JP24 patents
Patents
24 patentsUS4275103AJun 23, 1981
Electrographic recording medium with conductive layer containing metal oxide semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD70 citations95
US4501686AFeb 26, 1985
Anion-doped polymers of five-membered oxygen family heterocyclic compounds and method for producing same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US4258080AMar 24, 1981
Method of lowering resistivity of metal oxide semiconductor powder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD41 citations92
US4246143AJan 20, 1981
Process of preparing conductive tin dioxide powder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations91
US4758275AJul 19, 1988
Magnetic fluid
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations82
US4582587AApr 15, 1986
Anion-doped polymers of five-membered oxygen family heterocyclic compounds and method for producing same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations82
US4426546AJan 17, 1984
Functional electric devices
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations82
US4315267AFeb 9, 1982
Method of magnetofluidic recording
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations82
US4735879AApr 5, 1988
Recording media and recording methods
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations74
US4519931AMay 28, 1985
Magnetic fluid
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US4500459AFeb 19, 1985
Tetracyanoanthraquinodimethane compounds
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US4456669AJun 26, 1984
Image forming process
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US4359752ANov 16, 1982
Magneto-fluidic recording apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US4258371AMar 24, 1981
Image recording apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US4133933AJan 9, 1979
Electrosensitive recording sheet with support containing cuprous iodide particles
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations72
US3951757AApr 20, 1976
Process of making electrorecording sheet
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations71
US4349606ASep 14, 1982
Conductive device using conductive polymer compositions
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US4617356AOct 14, 1986
Temperature sensitive polymer compositions
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US4603179AJul 29, 1986
Temperature sensitive polymer compositions
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US4510089AApr 9, 1985
Octahydrotetracyanoquinodimethane and derivatives thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US4478753AOct 23, 1984
Process for the production of 11,11,12,12-tetracyano-9,10-anthraquinodimehane _or its derivatives
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US4405370ASep 20, 1983
Magnetic ink refining method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US4439569AMar 27, 1984
Polymeric thermo-sensitive material
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
US4396667AAug 2, 1983
Electrostatic recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51