P

Inventor

FUKUYAMA KEIJI

JP16 patents

Patents

16 patents
US4924137AMay 8, 1990

Cathode for electron tube

MITSUBISHI ELECTRIC CORP30 citations92
US4797593AJan 10, 1989

Cathode for electron tube

MITSUBISHI ELECTRIC CORP47 citations91
US4319158AMar 9, 1982

Electrode for discharge lamp

MITSUBISHI ELECTRIC CORP22 citations82
US4136227AJan 23, 1979

Electrode of discharge lamp

MITSUBISHI ELECTRIC CORP17 citations74
US5495146AFeb 27, 1996

Planar display apparatus

MITSUBISHI ELECTRIC CORP7 citations73
US4864187ASep 5, 1989

Cathode for electron tube and manufacturing method thereof

MITSUBISHI ELECTRIC CORP11 citations73
US5436530AJul 25, 1995

Flat display apparatus with supplemental biasing

MITSUBISHI ELECTRIC CORP15 citations72
US5122707AJun 16, 1992

Cathode in a cathode ray tube

MITSUBISHI ELECTRIC CORP16 citations72
US5118984AJun 2, 1992

Electron tube cathode

MITSUBISHI ELECTRIC CORP18 citations71
US5073743ADec 17, 1991

Electrode for discharge light source

MITSUBISHI ELECTRIC CORP14 citations70
US6545397B2Apr 8, 2003

Cathode for electron tube

MITSUBISHI ELECTRIC CORP3 citations61
US4897574AJan 30, 1990

Hot cathode in wire form

MITSUBISHI ELECTRIC CORP5 citations61
US4345186AAug 17, 1982

Metal vapor discharge lamp

MITSUBISHI ELECTRIC CORP5 citations61
US6583561B2Jun 24, 2003

Material for converting ultraviolet ray and display device using the same

MITSUBISHI ELECTRIC CORP6 citations60
US5587627ADec 24, 1996

Planar display apparatus having exposed insulated substrate portion

MITSUBISHI ELECTRIC CORP1 citations52
US5015497AMay 14, 1991

Cathode for electron tube and manufacturing method thereof

MITSUBISHI ELECTRIC CORP0 citations51