Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42506 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Kaoru Yamamoto, Akihiro Tozaki, Takao Sawabe, 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, Akihiro Tozaki, Junichi Yoshio | 2010-11-23 |
| 7783158 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki +1 more | 2010-08-24 |
| 7764300 | Optical recording medium and data recording device | Hidenori Nakagawa, Takayuki Yamamoto, Takashi Nakai, Yuichi Mizuuchi, Kazumasa Nakamura +12 more | 2010-07-27 |
| 7346270 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki | 2008-03-18 |
| 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, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto | 2007-11-13 |
| 7242848 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto +1 more | 2007-07-10 |
| 7099560 | Information recording apparatus, information recording method, and information recording medium in which information recording program is computer-readably recorded | Masami Oishi | 2006-08-29 |
| 7095951 | Information record medium and apparatus for reproducing information according to navigation information | Yoshiaki Moriyama, Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Kaoru Yamamoto | 2006-08-22 |
| 7065290 | Information recording apparatus, information recording method, and information recording medium in which information recording program is computer-readably recorded | Masami Oishi | 2006-06-20 |
| RE39110 | Information recording medium, apparatus for recording the same and apparatus for recording the same | Yoshiaki Moriyama, Takao Sawabe, Kaoru Yamamoto, Akihiro Tozaki, Junichi Yoshio +4 more | 2006-05-30 |
| 7035529 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki +1 more | 2006-04-25 |
| RE38849 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Kaoru Yamamoto, Akihiro Tozaki, Takao Sawabe, Yoshiaki Moriyama, Junichi Yoshio | 2005-10-25 |
| RE38569 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Kaoru Yamamoto, Takao Sawabe, Yoshiaki Moriyama, Akihiro Tozaki, 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, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto | 2004-06-29 |
| 6567612 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki | 2003-05-20 |
| 6501903 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hisayuki Nakayama +1 more | 2002-12-31 |
| 6396997 | INFORMATION RECORD MEDIUM WHEREIN NAVIGATION INFORMATION IS RECORDED, APPARATUS FOR RECORDING INFORMATION INCLUDING NAVIGATION INFORMATION AND APPARATUS FOR REPRODUCING INFORMATION ACCORDING TO NAVIGATION INFORMATION | Yoshiaki Moriyama, Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Kaoru Yamamoto | 2002-05-28 |
| 6266478 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki | 2001-07-24 |
| 6253018 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Yoshiaki Moriyama, Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Kaoru Yamamoto | 2001-06-26 |
| 6215952 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki +1 more | 2001-04-10 |
| 6212330 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Kaoru Yamamoto, Takao Sawabe, Yoshiaki Moriyama, Akihiro Tozaki, Junichi Yoshio | 2001-04-03 |
| 6157769 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hisayuki Nakayama +1 more | 2000-12-05 |
| 6148138 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Junichi Yoshio | 2000-11-14 |
| 6137954 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto | 2000-10-24 |