NY

Naofumi Yanagihara

SO Sony: 97 patents #129 of 25,231Top 1%
Overall (All Time): #20,737 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 51–75 of 84 patents

Patent #TitleCo-InventorsDate
5880941 Digital video signal recording/reproducing apparatus for storing a vertical resolution signal Masahiko Sato, Masaki Oguro, Keiji Kanota 1999-03-09
5859949 Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio 1999-01-12
5850501 Transmission recording and reproduction of digital data and time information in transport packets using a compression ratio 1998-12-15
5845042 Transmission recording and reproduction of digital data and time information in transport packets using a compression ratio 1998-12-01
5845043 Transmission recording and reproduction of digital data and time information in transport packets using a compression ratio 1998-12-01
5835664 Method and apparatus for recording digital video signals Yuka Oikawa, Nobuaki Izumi 1998-11-10
5835668 Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio 1998-11-10
5832085 Method and apparatus storing multiple protocol, compressed audio video data Hajime Inoue, Mingning Gu, Masao Mizutani, Koji Iijima, Hiroshi Okada 1998-11-03
5832169 Apparatus and method for recording and reproducing a television signal Keiji Kanota, Tadashi Ezaki, Masaki Oguro, Hiroshi Fukuda 1998-11-03
5790747 Digital video signal recording apparatus with shuffling across an entire high definition image Keiji Kanota 1998-08-04
5745644 Method and apparatus for encoding a digital video signal Masaki Oguro 1998-04-28
5742727 Apparatus and method for recording and reproducing a television signal Keiji Kanota, Tadashi Ezaki, Masaki Oguro, Hiroshi Fukuda 1998-04-21
5742728 Apparatus and method for recording and/or reproducing picture data operable to output zeros if a picture header is detected during variable speed reproduction Nobuaki Izumi 1998-04-21
5724470 Television signal recording/reproducing apparatus and method with DC shifter Keiji Kanota 1998-03-03
5712946 Recording/reproducing video signals with a plurality of playback speeds 1998-01-27
5710858 Method and apparatus for reproducing digital video signals Yuka Oikawa, Nobuaki Izumi 1998-01-20
5699475 Method and apparatus for encoding a digital image signal Masaki Oguro 1997-12-16
5684917 Apparatus and method for recording and reproducing digital video data in a variable-speed mode Ching-Fang Chang 1997-11-04
5677734 Method and apparatus for modifying the quantization step of each macro-block in a video segment Yuka Oikawa, Nobuaki Izumi 1997-10-14
5648855 Method and apparatus for varying-speed reproduction of digital video signals 1997-07-15
5606422 Method and apparatus for recording video signals on a record medium Keiji Kanoto, Yukio Kubota 1997-02-25
5581360 Methods and systems for dubbing a variable-length encoded digital video signal on a record medium Osamu Matsumura, Keiji Kanota, Hajime Inoue 1996-12-03
5557420 Method and apparatus for recording video signals on a record medium Keiji Kanoto, Yukio Kubota 1996-09-17
5557479 Apparatus and method for recording and reproducing digital video signal data by dividing the data and encoding it on multiple coding paths 1996-09-17
5543932 Digital video signal recording apparatus and digital video signal reproducing apparatus Ching-Fang Chang, Jun Yonemitsu, Katsumi Tahara, Yoichi Yagasaki, Teruhiko Suzuki 1996-08-06