CN

Chiaki Nonaka

SO Sony: 11 patents #4,043 of 25,231Top 20%
Overall (All Time): #426,008 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE39953 Recording apparatus and method, and reproducing apparatus and method Seiji Ohbi, Makoto Yamada, Masahiro Shigenobu 2007-12-25
6320833 Recording apparatus and method, and reproducing apparatus and method Seiji Ohbi, Makoto Yamada, Masahiro Shigenobu 2001-11-20
5952944 Modulation device and demodulation device and methods of the same Masahiro Shigenobu 1999-09-14
5844882 Recording medium, address recording method and apparatus, and recording/reproducing method and apparatus for reducing crosstalk of addressing signals Tadao Yoshida 1998-12-01
4924455 Apparatus for generating tracking error signals in a differential phase detection system Kazuhiko Fujiie, Tadao Yoshida 1990-05-08
4613967 Disc player Yuichiro Hamada, Kazuhiko Fujiie, Masanori Ohtawa, Tadao Yoshida, Yoshiaki Haneda 1986-09-23
4598394 Optical reproducing apparatus with fast access mode operation 1986-07-01
4530073 Disc reproducing apparatus Teruaki Higashihara, Tadao Yoshida, Hideo Kawachi 1985-07-16
4519057 Digital audio disc player including apparatus for finding the beginning of a recorded audio signal Teruaki Higashihara, Tadao Yoshida, Hideo Kawachi 1985-05-21
4512004 Apparatus for optically reproducing an information signal recorded on a record disc 1985-04-16
4497047 Optical disc player with focus control during search mode Kazuhiko Fujiie 1985-01-29
4204246 Cooling assembly for cooling electrical parts wherein a heat pipe is attached to a heat conducting portion of a heat conductive block Hiroshi Arii, Hirohito Kawada, Takashi Yoshida 1980-05-20