AH

Akemi Hirotsune

HI Hitachi: 64 patents #141 of 28,497Top 1%
HM Hitachi Maxell: 26 patents #11 of 1,211Top 1%
HB Hgst Netherlands, B.V.: 4 patents #198 of 972Top 25%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
Overall (All Time): #29,480 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 26–50 of 70 patents

Patent #TitleCo-InventorsDate
7349321 Information reproduction apparatus and information reproduction method Hiromi Kudo, Hiroyuki Minemura, Harukazu Miyamoto 2008-03-25
7072283 Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information Harukazu Miyamoto, Takeshi Maeda 2006-07-04
7068587 Method for reproducing information data from a recording medium having dummy data shifted at random Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2006-06-27
7041430 Information recording media, manufacturing technique and information recording method Makoto Miyamoto, Toshimichi Shintani, Takahiro Kurokawa, Keikichi Andoo, Yumiko Anzai 2006-05-09
7042823 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2006-05-09
7012871 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2006-03-14
6956806 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2005-10-18
6954941 Information recording medium and information recording device Makoto Miyamoto, Junko Ushiyama, Keikichi Ando, Yumiko Anzai, Motoyasu Terao +3 more 2005-10-11
6856589 Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information Harukazu Miyamoto, Takeshi Maeda 2005-02-15
6854126 Information recording medium with SiO2-In2O3-SnO2-ZnS protective layer Motoyasu Terao, Yumiko Anzai 2005-02-08
6842415 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2005-01-11
6740382 Information recording medium Makoto Miyamoto, Keikichi Andoo, Tetsuya Nishida, Motoyasu Terao, Junko Ushiyama +1 more 2004-05-25
6723411 Information recording medium and method for manufacturing an information recording medium Makoto Miyamoto, Toshimichi Shintani, Keikichi Andoo, Yumiko Anzai, Takahiro Kurokawa 2004-04-20
6703098 Information recording medium and method for manufacturing information recording medium Motoyasu Terao, Junko Ushiyama, Hiroyuki Minemura, Keikichi Andoo, Yumiko Anzai +1 more 2004-03-09
6650608 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2003-11-18
6636477 Information recording medium and information recording device Makoto Miyamoto, Junko Ushiyama, Keikichi Ando, Yumiko Anzai, Motoyasu Terao +3 more 2003-10-21
6608806 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2003-08-19
6532034 Optical disk, optical disk apparatus, and method for writing figures Yoshiko Nishi, Yumiko Anzai 2003-03-11
6529467 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2003-03-04
6519219 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 2003-02-11
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
6480452 Information recording medium, information recording method and information recording apparatus Yasushi Miyauchi, Motoyasu Terao, Hiroyuki Minemura, Harukazu Miyamoto 2002-11-12
6480451 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