P

Inventor

WATANABE TOSHIMITSU

JP62 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE TOSHIMITSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

21 patents
US5526058AJun 11, 1996

Video signal adjusting apparatus, display using the apparatus, and method of adjusting the display

HITACHI LTD70 citations96
US6388713B1May 14, 2002

Image display apparatus, and method to prevent or limit user adjustment of displayed image quality

HITACHI LTD20 citations92
US6288748B1Sep 11, 2001

Display device also compatible with digital broadcasts

HITACHI LTD16 citations92
US6268887B1Jul 31, 2001

Image display apparatus and personal computer for displaying personal computer signals and broadcast signals

HITACHI LTD25 citations92
US5808704ASep 15, 1998

Rear projection type image display apparatus

HITACHI LTD33 citations89
US7176876B2Feb 13, 2007

Display apparatus

HITACHI LTD10 citations84
US7239308B2Jul 3, 2007

Image display apparatus

HITACHI LTD11 citations83
US4810939AMar 7, 1989

Top and bottom pincushion distortions correcting circuits to be used for picture tube having aspherical face plate

HITACHI LTD23 citations82
US5886482AMar 23, 1999

Display device with dynamic focus circuit

HITACHI LTD8 citations74
US6563546B2May 13, 2003

High definition display unit and high definition display method

HITACHI LTD7 citations73
US6433832B2Aug 13, 2002

Image display apparatus and personal computer for displaying personal computer signals and broadcast signals

HITACHI LTD8 citations73
US7386216B2Jun 10, 2008

Video signal transmitting apparatus for transmitting different type video signals depending on capability of video signal receiving apparatus

HITACHI LTD3 citations63
US7295174B2Nov 13, 2007

Display unit

HITACHI LTD4 citations63
US7227520B2Jun 5, 2007

Display device having luminance correcting function

HITACHI LTD5 citations63
US6060845AMay 9, 2000

Raster distortion correction and deflection circuit arrangement

HITACHI LTD4 citations63
US5956099ASep 21, 1999

Dynamic focus circuit and display using the same

HITACHI LTD6 citations63
US5555034ASep 10, 1996

Projection display apparatus

HITACHI LTD6 citations63
US7034900B2Apr 25, 2006

Color display device and method utilizing convergence correction

HITACHI LTD4 citations62
US6798460B2Sep 28, 2004

High definition display unit and high definition display method

HITACHI LTD4 citations62
US6529245B2Mar 4, 2003

Display device also compatible with digital broadcasts

HITACHI LTD2 citations62
US6771324B1Aug 3, 2004

Display and apparatus

HITACHI LTD3 citations60

SEIKO EPSON CORP

9 patents

MAXELL LTD

4 patents

TOYODA BOSHOKU KK

3 patents

WATANABE TOSHIMITSU

3 patents

MORITA HIDESATO

2 patents

HORI MASARU

2 patents

NAKAYAMA TETSU

2 patents

TOPPAN PRINTING CO LTD

1 patent

NAKANO HIROHISA

1 patent

(unassigned)

1 patent

STANLEY ELECTRIC CO LTD

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.