P

Inventor

SUGIYAMA KAZUHIRO

JP59 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI ELECTRIC CORP

28 patents
US5434716AJul 18, 1995

Digital video/audio recording and reproducing apparatus

MITSUBISHI ELECTRIC CORP115 citations98
US6816156B2Nov 9, 2004

Imaging device

MITSUBISHI ELECTRIC CORP88 citations97
US5892884AApr 6, 1999

Apparatus for controlling a sum of a varying information amount of a video signal and a varying information amount of an audio signal so that the sum is within a predetermined amount of data range

MITSUBISHI ELECTRIC CORP60 citations96
US5878183AMar 2, 1999

Digital video/audio recording and reproducing apparatus

MITSUBISHI ELECTRIC CORP42 citations96
US5864801AJan 26, 1999

Methods of efficiently recording and reproducing an audio signal in a memory using hierarchical encoding

MITSUBISHI ELECTRIC CORP79 citations96
US5309290AMay 3, 1994

Apparatus for variably compressing video and audio information within constant data block

MITSUBISHI ELECTRIC CORP75 citations96
US6795503B2Sep 21, 2004

Video coding method and apparatus that predicts macroblock code length

MITSUBISHI ELECTRIC CORP40 citations92
US6792046B2Sep 14, 2004

Encoding system and encoding method

MITSUBISHI ELECTRIC CORP22 citations92
US6590601B2Jul 8, 2003

Videophone apparatus with privacy protection

MITSUBISHI ELECTRIC CORP41 citations92
US6118742ASep 12, 2000

Disk-rotation control apparatus

MITSUBISHI ELECTRIC CORP25 citations92
US6112171AAug 29, 2000

Methods of efficiently recording and audio signal in semiconductor memory

MITSUBISHI ELECTRIC CORP19 citations92
US5889921AMar 30, 1999

Apparatus for controlling a sum of varying information amount of a video signal and a varying information amount of an audio signal so that the sum is within a predetermined amount of data range

MITSUBISHI ELECTRIC CORP28 citations92
US5852805ADec 22, 1998

MPEG audio decoder for detecting and correcting irregular patterns

MITSUBISHI ELECTRIC CORP36 citations92
US5495552AFeb 27, 1996

Methods of efficiently recording an audio signal in semiconductor memory

MITSUBISHI ELECTRIC CORP25 citations92
US4829525AMay 9, 1989

PCM signal reproducing apparatus including error/erasure correction circuit

MITSUBISHI ELECTRIC CORP25 citations89
US7433408B2Oct 7, 2008

Encoding system and encoding method

MITSUBISHI ELECTRIC CORP10 citations83
US6421308B1Jul 16, 2002

State detecting device and optical disk device

MITSUBISHI ELECTRIC CORP17 citations83
US5774843AJun 30, 1998

Methods of efficiently recording an audio signal in semiconductor memory

MITSUBISHI ELECTRIC CORP4 citations74
US5752221AMay 12, 1998

Method of efficiently recording an audio signal in semiconductor memory

MITSUBISHI ELECTRIC CORP3 citations74
US4882638ANov 21, 1989

PCM recording and reproducing apparatus having common data frame construction for signal sources of varying quantization bit number

MITSUBISHI ELECTRIC CORP11 citations74
US6989825B2Jan 24, 2006

Display control device

MITSUBISHI ELECTRIC CORP7 citations73
US6331967B1Dec 18, 2001

Disk-rotation control apparatus

MITSUBISHI ELECTRIC CORP9 citations73
US6259662B1Jul 10, 2001

Disk rotation control device

MITSUBISHI ELECTRIC CORP11 citations73
US5694522ADec 2, 1997

Sub-band audio signal synthesizing apparatus

MITSUBISHI ELECTRIC CORP9 citations73
US5630010AMay 13, 1997

Methods of efficiently recording an audio signal in semiconductor memory

MITSUBISHI ELECTRIC CORP5 citations73
US6700571B2Mar 2, 2004

Matrix-type display device

MITSUBISHI ELECTRIC CORP12 citations68
US6922490B2Jul 26, 2005

Image compression of selected regions based on transmission bit rate, motion, and/or region information, and bit selection before compression based on transmission bit rate

MITSUBISHI ELECTRIC CORP4 citations62
US6275878B1Aug 14, 2001

Data recorder and data producing circuit

MITSUBISHI ELECTRIC CORP6 citations62

CASIO COMPUTER CO LTD

13 patents

NIPPON TELEGRAPH & TELEPHONE

1 patent

FUJI KIKO KK

1 patent

KONISHIROKU PHOTO IND

1 patent

ONO YOSHIKI

1 patent

MURAKAMI CORP

1 patent

SUZUKI MASATO

1 patent

KOSHIN LTD

1 patent

NIPPON STEEL CORP

1 patent

NHK SPRING CO LTD

1 patent

Showing the top 50 of 59 patents by PatentIndex Score.