P

Inventor

YOSHIOKA ATSUSHI

JP43 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIOKA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

21 patents
US7019791B2Mar 28, 2006

Video processing device

HITACHI LTD18 citations93
US4613912ASep 23, 1986

Recording and reproducing apparatus for a video tape recorder

HITACHI LTD30 citations93
US6840448B2Jan 11, 2005

Portable information processing apparatus

HITACHI LTD30 citations92
US5307171AApr 26, 1994

Video tape recorder/player

HITACHI LTD24 citations92
US5122885AJun 16, 1992

Magnetic video recording/reproducing apparatus for video signals of different aspect ratios adapter unit

HITACHI LTD35 citations92
US4786986ANov 22, 1988

Magnetic recording and reproducing apparatus

HITACHI LTD31 citations91
US4916553AApr 10, 1990

Video signal recording and reproducing method and apparatus

HITACHI LTD32 citations90
US7310823B2Dec 18, 2007

Digital information recording apparatus and outputting apparatus

HITACHI LTD13 citations84
US7343012B2Mar 11, 2008

Recording and playback apparatus for stream data and transmission method for stream data

HITACHI LTD8 citations74
US7289168B2Oct 30, 2007

Video processing device

HITACHI LTD6 citations74
US5047866ASep 10, 1991

Comb filter type luminance/chrominance signal separation circuit

HITACHI LTD18 citations73
US5121266AJun 9, 1992

Magnetic recording/reproducing apparatus

HITACHI LTD10 citations71
US4743977AMay 10, 1988

VTR having magnetic-head array capable of recording/reproducing signals of a plurality of recording systems

HITACHI LTD18 citations71
US7587126B2Sep 8, 2009

Video information outputting apparatus, video information receiving apparatus, video information outputting method and video information transmitting method

HITACHI LTD4 citations63
US7340613B2Mar 4, 2008

Digital information recording apparatus and recording/reproducing apparatus

HITACHI LTD3 citations63
US7263723B2Aug 28, 2007

Apparatus and method for outputting digital information

HITACHI LTD3 citations63
US5528433AJun 18, 1996

Wide picture video recording/reproducing system

HITACHI LTD3 citations63
US5351154ASep 27, 1994

Magnetic recording and reproducing apparatus

HITACHI LTD4 citations63
US4533961AAug 6, 1985

Magnetic recording apparatus with level adjusting means for mixed luminance, chrominance, audio and pilot signals

HITACHI LTD6 citations63
US4403264ASep 6, 1983

Picture signal amplifying circuit for magnetic video recording and reproducing apparatus

HITACHI LTD4 citations63
US7856560B2Dec 21, 2010

Digital information recording apparatus and recording/reproducing apparatus

HITACHI LTD1 citations52

NTN TOYO BEARING CO LTD

5 patents

FUJITSU LTD

4 patents

MAXELL LTD

4 patents

MITSUBISHI HEAVY IND LTD

2 patents

YOSHIZAWA KAZUHIKO

2 patents

SEIKO EPSON CORP

2 patents

HITACHI MAXELL

2 patents

OKAMOTO HIROO

1 patent