HN

Hirofumi Nakagaki

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
Overall (All Time): #579,640 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8209504 Nonvolatile memory device, nonvolatile memory system, and access device having a variable read and write access rate Masahiro Nakanishi, Isao Kato, Masayuki Toyama, Tatsuya Adachi, Takuji Maeda 2012-06-26
8169848 Nonvolatile memory device, nonvolatile memory system, and access device Toshiyuki Honda, Masahiro Nakanishi 2012-05-01
7751686 Data recording apparatus, data reproducing apparatus, data recording method, and data reproducing method Kenji Morimoto, Yoshiyasu Kuramoto, Atsuo Ochi, Etsuto Nakatsu 2010-07-06
7499631 Data stream format conversion method and recording method for the same Mutsuyuki Okayama, Masaki Ito 2009-03-03
6556776 Digital signal recording/reproducing apparatus Atsuo Ochi, Kenji Morimoto, Naoshi Usuki 2003-04-29
6047398 Reproducing method, reproducing apparatus and recording and reproducing apparatus using the same reproducing method, and recording medium having the same method recorded therein Mutsuyuki Okayama 2000-04-04
6005507 Data decoding apparatus Etsuto Nakatsu, Atsuo Ochi, Naoshi Usuki 1999-12-21
5631708 Automatic phase control apparatus 1997-05-20
5274447 Apparatus for converting a field frequency and a scanning line number of a television signal Naoshi Usuki 1993-12-28