P

Inventor

NAKATSUYAMA TAKASHI

US14 patents
⚠️ This page may combine multiple inventors who share the name “NAKATSUYAMA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

13 patents
US6658231B2Dec 2, 2003

Receiver for user-demand information and entertainment system using wide area digital broadcast

SONY CORP65 citations95
US6253246B1Jun 26, 2001

Data service system, data distribution unit, data terminal, and data distribution method

SONY CORP59 citations95
US6754619B1Jun 22, 2004

Digital recording and playback system with voice recognition capability for concurrent text generation

SONY CORP14 citations92
US6658062B1Dec 2, 2003

User-demand information and entertainment system using wide area digital broadcast

SONY CORP41 citations92
US6574598B1Jun 3, 2003

Transmitter and receiver, apparatus and method, all for delivery of information

SONY CORP20 citations92
US7243241B1Jul 10, 2007

Data distributing apparatus and terminal apparatus for data distribution

SONY CORP11 citations80
US6870907B1Mar 22, 2005

Data distribution system, distribution equipment, terminal equipment and data distribution method

SONY CORP9 citations73
US4436959AMar 13, 1984

Automatic telephone answering device

SONY CORP12 citations73
US4656617AApr 7, 1987

Start-control method and circuit for optical disc play-back system

SONY CORP7 citations71
US7295969B1Nov 13, 2007

Digital recording and playback system with voice recognition capability for concurrent text generation

SONY CORP2 citations62
US5546143AAug 13, 1996

Recording device and projecting device for motion picture film

SONY CORP3 citations62
US4896225AJan 23, 1990

Tape recording and/or reproducing apparatus

SONY CORP3 citations62
US4549233AOct 22, 1985

Position control system

SONY CORP6 citations59

NAKATSUYAMA TAKASHI

1 patent