AH

Akemi Hirotsune

HI Hitachi: 10 patents #25 of 3,950Top 1%
HM Hitachi Maxell: 8 patents #2 of 103Top 2%
Overall (2002): #1,854 of 266,432Top 1%
10
Patents 2002

Issued Patents 2002

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6487156 Information recording apparatus for recording a recording signal and a dummy signal added to a leading and/or trailing side of the recording signal Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-11-26
6483794 Information recording method for recording a recording signal and a dummy signal added to a leading or/and trailing side of the recording signal Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-11-19
6480451 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-11-12
6480452 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-11-12
6436504 Information recording medium Makoto Miyamoto, Keikichi Andoo, Tetsuya Nishida, Motoyasu Terao, Junko Ushiyama +1 more 2002-08-20
6411591 Optical recording medium and optical memory device Koichi Moritani, Motoyasu Terao, Yasushi Miyauchi, Toshimichi Shintani, Takashi Naito +2 more 2002-06-25
6385153 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-05-07
6383595 Information recording medium Motoyasu Terao, Makoto Miyamoto, Yasushi Miyauchi, Tetsuya Nishida, Keikichi Ando +5 more 2002-05-07
6343056 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2002-01-29
6340555 Information recording medium and information recording and reproducing apparatus using the same Makoto Miyamoto, Motoyasu Terao, Yukio Fukui, Nobuhiro Tokushuku, Keikichi Andoo +3 more 2002-01-22