NT

Naoyuki Takagi

SC Sanyo Electric Co.: 11 patents #5 of 705Top 1%
TC Tottori Sanyo Electric Co.: 5 patents #1 of 17Top 6%
Sumitomo Electric Industries: 1 patents #1,140 of 3,352Top 35%
📍 Moriyama, JP: #1 of 271 inventorsTop 1%
Overall (2002): #1,039 of 266,432Top 1%
12
Patents 2002

Issued Patents 2002

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6501707 Method and apparatus for recording with a magneto-optical recording medium applying one period of an alternating magnetic field to a unit domain length Atsushi Yamaguchi 2002-12-31
6492035 Magneto-optical recording medium with intermediate layer having a controlled saturation magnetization Atsushi Yamaguchi, Kenichiro Mitani, Hitoshi Noguchi 2002-12-10
6483783 Magneto-optical disk apparatus capable of accurately enlarging and reproducing a magnetic domain and method of reproducing the same Kenichiro Mitani, Hitoshi Noguchi, Hiroki Ishida, Atsushi Yamaguchi, Morio Nakatani 2002-11-19
6480444 Optical disk device Koichi Tada, Shinichi Ohe, Ken Hirose, Shuichi Ichiura, Hiroshi Watanabe 2002-11-12
6477122 Optical disk device Koichi Tada, Shinichi Ohe, Ken Hirose, Shuichi Ichiura, Hiroshi Watanabe 2002-11-05
6466527 Optical disk device Koichi Tada, Shinichi Ohe, Ken Hirose, Shuichi Ichiura, Hiroshi Watanabe 2002-10-15
6459662 Optical disk device Koichi Tada, Shinichi Ohe, Ken Hirose, Shuichi Ichiura, Hiroshi Watanabe 2002-10-01
6418088 Apparatus and method for reproducing information from a magneto optical recording medium by the magnetic domain magnification method Atsushi Yamaguchi 2002-07-09
6388955 Reproducing method for magneto-optic recording medium, and magneto-optic disk device Atsushi Yamaguchi, Kenichiro Mitani 2002-05-14
6385158 Optical pickup device having compatibility with tracking system, and optical disk recording/reproduction apparatus using the same Satoshi Sumi 2002-05-07
6370093 Optical disc device Koichi Tada, Shinichi Ohe, Ken Hirose, Shuichi Ichiura, Hiroshi Watanabe 2002-04-09
6348896 Antenna device Masahiro Ohara 2002-02-19