P

Inventor

FUKUDA KYOHEI

JP31 patents
⚠️ This page may combine multiple inventors who share the name “FUKUDA KYOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

21 patents
US5404175AApr 4, 1995

Method for projecting image obtained by using liquid crystal panels semiconductor substrate and display apparatus for realizing the same

HITACHI LTD65 citations96
US5162897ANov 10, 1992

Projection type stereoscopic image display system

HITACHI LTD70 citations95
US4838655AJun 13, 1989

Projector using guest-host liquid crystal cells for improved color purity

HITACHI LTD100 citations93
US5295018AMar 15, 1994

Polarization transforming optics, polarizing beam splitter and liquid crystal display

HITACHI LTD51 citations92
US4948237AAug 14, 1990

Projection lens system

HITACHI LTD28 citations92
US4924244AMay 8, 1990

Lens system for projection type television

HITACHI LTD24 citations92
US5875006AFeb 23, 1999

Method for projecting image obtained by using liquid crystal panels and display apparatus for realizing the same

HITACHI LTD7 citations74
US5029993AJul 9, 1991

Lens system for projection television receivers

HITACHI LTD12 citations74
US4933599AJun 12, 1990

Projection system with a cathode ray tube and a lens

HITACHI LTD13 citations74
US4884879ADec 5, 1989

Lens system for projection television receivers

HITACHI LTD12 citations74
US4824224AApr 25, 1989

Lens system for a cathode ray tube projection system

HITACHI LTD8 citations74
US4810075AMar 7, 1989

Projection system with a cathode ray tube and a lens

HITACHI LTD14 citations74
US4620773ANov 4, 1986

Projection lens for projection television

HITACHI LTD21 citations74
US4362964ADec 7, 1982

Color picture tube with a magnetic focusing device

HITACHI LTD9 citations71
US4310780AJan 12, 1982

Magnetic focusing structure for three in-line gun type color picture tubes

HITACHI LTD7 citations71
US5614962AMar 25, 1997

Method for projecting image obtained by using liquid crystal panels and display apparatus for realizing the same

HITACHI LTD4 citations63
US4345183AAug 17, 1982

Color picture tube with magnetic focusing system

HITACHI LTD4 citations63
US4201933AMay 6, 1980

Electron gun structure for a pickup tube

HITACHI LTD3 citations63
US4473773ASep 25, 1984

In-line type electromagnetic focusing cathode-ray tube

HITACHI LTD3 citations62
US4460844AJul 17, 1984

Magnetic focusing, three in-line gun type color picture tube

HITACHI LTD3 citations62
US4439710AMar 27, 1984

Electromagnetic focusing cathode-ray tube

HITACHI LTD4 citations61

FUJI ELECTRIC CO LTD

7 patents

FUKUDA KYOHEI

1 patent

CANON KK

1 patent

NAKAZAWA HARUO

1 patent