AT

Akihiro Tozaki

Pioneer Electronic: 55 patents #7 of 1,840Top 1%
Pioneer: 11 patents #127 of 1,730Top 8%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
VJ Victor Company Of Japan: 3 patents #389 of 1,489Top 30%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #32,105 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDate
8700091 Data transmission device, data transmission method, data communication system, program, and recording medium Toru Ueda, Junichi Shirakawa, Nobuo Kusumoto, Syuji Daioku, Azusa Umemoto +4 more 2014-04-15
8700067 Notification device, notification system, method for controlling notification device, and computer readable recording medium having a control program recorded thereupon Junichi Shirakawa, Syuji Daioku, Nobuo Kusumoto, Akira Tojima, Akihiro Azuma +3 more 2014-04-15
8423052 Communication device, information presentation device, communication method, program, and recording medium Toru Ueda, Junichi Shirakawa, Syuji Daioku, Nobuo Kusumoto, Akira Tojima +3 more 2013-04-16
RE42506 Information record medium, apparatus for recording the same and apparatus for reproducing the same Kaoru Yamamoto, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Junichi Yoshio 2011-06-28
7840117 Information recording medium, apparatus for recording the same and apparatus for reproducing the same Yoshiaki Moriyama, Takao Sawabe, Kaoru Yamamoto, Ryuichiro Yoshimura, Junichi Yoshio 2010-11-23
7783158 Information record medium, apparatus for recording the same and apparatus for reproducing the same Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto +1 more 2010-08-24
7716746 Data storing device for classified data Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada, Tatsuya Hirai +2 more 2010-05-11
7555202 Digital dat recording/reproducing apparatus Tadashi Noguchi, Hidehiro Ishii 2009-06-30
7433578 Information recording device, information reproduction device, information recording method, information reproduction method, information recording program, information reproduction program, and information recording medium Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +1 more 2008-10-07
7421188 Information edition device, information edition method, information edition program, and information recording medium Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +1 more 2008-09-02
7398010 Information record medium, apparatus for recording the same and apparatus for reproducing the same Tokihiro Takahashi, Hidehiro Ishii, Junichi Yoshio, Hiroshi Nakamura, Takao Sawabe +2 more 2008-07-08
7346270 Information record medium, apparatus for recording the same and apparatus for reproducing the same Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto 2008-03-18
7330643 Information record medium, apparatus for recording the same and apparatus for reproducing the same Takao Sawabe, Tokihiro Takahashi, Junichi Yoshio, Hidehiro Ishii, Hiroshi Nakamura +1 more 2008-02-12
7295762 Information record medium having first and second recording layers in which mid areas are recorded respectively, and apparatus for recording the same Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Yoshiaki Moriyama, Kaoru Yamamoto 2007-11-13
7242848 Information record medium, apparatus for recording the same and apparatus for reproducing the same Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Yoshiaki Moriyama, Kaoru Yamamoto +1 more 2007-07-10
7225192 Hybrid recording medium and information recording apparatus Masahiro Katsumura, Kiyoshi Takei, Teruo Baba, Manahiko Hashiotani, Masami Suzuki +1 more 2007-05-29
7219146 Network system, network operation method, agent module, terminal device, and information recording medium and program therefor Katsutoshi Inagaki, Tsutomu Takahashi, Masao Higuchi, Ryuichi Morioka 2007-05-15
7095951 Information record medium and apparatus for reproducing information according to navigation information Yoshiaki Moriyama, Ryuichiro Yoshimura, Takao Sawabe, Junichi Yoshio, Kaoru Yamamoto 2006-08-22
RE39110 Information recording medium, apparatus for recording the same and apparatus for recording the same Yoshiaki Moriyama, Takao Sawabe, Ryuichiro Yoshimura, Kaoru Yamamoto, Junichi Yoshio +4 more 2006-05-30
7035529 Information record medium, apparatus for recording the same and apparatus for reproducing the same Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto +1 more 2006-04-25
RE38849 Information record medium, apparatus for recording the same and apparatus for reproducing the same Kaoru Yamamoto, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Junichi Yoshio 2005-10-25
6804178 Apparatus and method for recording and reproducing information data to and from ring buffer memory Kenichiro Tada, Hiroshi Nakamura 2004-10-12
RE38569 Information record medium, apparatus for recording the same and apparatus for reproducing the same Kaoru Yamamoto, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Junichi Yoshio 2004-08-24
6757483 Information recording medium with aggregate attribute information recorded in video manager, apparatus for recording the same and apparatus for reproducing the same Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Yoshiaki Moriyama, Kaoru Yamamoto 2004-06-29
6741797 Information record medium, apparatus for recording the same and apparatus for reproducing the same Tokihiro Takahashi, Hidehiro Ishii, Junichi Yoshio, Hiroshi Nakamura, Takao Sawabe +2 more 2004-05-25