P

Inventor

HATANAKA YUJI

JP24 patents
⚠️ This page may combine multiple inventors who share the name “HATANAKA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

13 patents
US6397000B1May 28, 2002

Digital signal recording devices, digital signal recording/ playback devices, and digital signal receiving/recording/playback devices

HITACHI LTD67 citations96
US6185228B1Feb 6, 2001

Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof

HITACHI LTD48 citations96
US5719943AFeb 17, 1998

Digital information signal transmitting/receiving method and system

HITACHI LTD70 citations96
US6826202B2Nov 30, 2004

Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof

HITACHI LTD10 citations82
US6813283B2Nov 2, 2004

Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof

HITACHI LTD11 citations82
US7283570B2Oct 16, 2007

Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof

HITACHI LTD4 citations74
US7123631B2Oct 17, 2006

Receiving apparatus for digital broadcasting signal and receiving/recording/reproducing apparatus thereof

HITACHI LTD3 citations74
US6920279B2Jul 19, 2005

Digital signal recording devices, digital signal recording/playback devices, and digital signal receiving/recording/playback devices

HITACHI LTD5 citations74
US5260840ANov 9, 1993

PCM signal recording system

HITACHI LTD8 citations74
US4943964AJul 24, 1990

PCM signal reproducing device

HITACHI LTD16 citations71
US7197229B2Mar 27, 2007

Digital signal recording devices, digital signal recording/playback devices, and digital signal receiving/recording/playback devices

HITACHI LTD3 citations63
US5285289AFeb 8, 1994

Recording and reproducing information apparatus for selectively recording a PCM audio signal or a digital signal in placed thereof

HITACHI LTD3 citations63
US6085023AJul 4, 2000

Magnetic recording and reproducing control apparatus

HITACHI LTD4 citations62

SEIKO EPSON CORP

3 patents

SUMITOMO ELECTRIC INDUSTRIES

3 patents

HATANAKA YUJI

2 patents

HITACHI CONSUMER ELECTRONICS

1 patent

TAKASHIMIZU SATORU

1 patent

USUDA HIDENORI

1 patent