Issued Patents All Time
Showing 1–25 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8224467 | Apparatus and method for controlling periperal device in response to connection thereto | Kiyoyasu Maruyama, Chihiro Morita, Tokumichi Murakami, Yoshiki Mizutani | 2012-07-17 |
| 7924693 | Optical disk and optical disk drive device | Mahesh C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2011-04-12 |
| 7599564 | Jpeg-compressed file creating method | Shigeo Ando, Yasuo Maeda, Mitsunobu Yoshinaga, Kanae Ikeda, Satoshi Minami +1 more | 2009-10-06 |
| 7548497 | Optical disk and optical disk drive device | Mahesh C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2009-06-16 |
| 7272356 | Information delivery system | Junichi Hamada, Kiyoyasu Maruyama, Tomonori Ohashi, Norishige Emoto, Tetsuya Sigeeda +2 more | 2007-09-18 |
| 7254104 | Optical disk and optical disk drive device | Kazuhiko Nakane, Teruo Furukawa | 2007-08-07 |
| 7227815 | Optical disk and optical disk drive device | Mabesh Chandra Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2007-06-05 |
| 7207051 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2007-04-17 |
| 7164641 | Optical disk and optical disk drive device | Mahesh C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2007-01-16 |
| 6968357 | Information collecting system and terminal equipment for ease of restoring from power-off disruption and transmitting differential information | Kazuo Hirasawa, Nobuo Terazaki, Tatsunori Aizaki | 2005-11-22 |
| 6930965 | Optical disk and optical disk drive device | Mahesh C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2005-08-16 |
| 6853611 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2005-02-08 |
| 6834033 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2004-12-21 |
| 6775220 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2004-08-10 |
| 6745111 | System and method for presenting information to passengers in conveyance | Kiyoyasu Maruyama, Norishige Emoto, Tomonori Ohasi, Tetsuya Sigeeda, Yoichi Masubuchi | 2004-06-01 |
| 6633525 | Optical disk having an attribute which designates whether a recording area permits rewriting or not | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2003-10-14 |
| 6529451 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2003-03-04 |
| 6526019 | Optical disk having a recording area on each side and attribute data designating each recording area as rewriteable or not rewriteable | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2003-02-25 |
| 6490508 | System and method for presenting information to passengers in conveyance | Kiyoyasu Maruyama, Norishige Emoto, Tomonori Ohasi, Tetsuya Sigeeda, Yoichi Masubuchi | 2002-12-03 |
| 6434099 | Optical disk having an attribute which designates whether a recording area permits rewriting or not | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2002-08-13 |
| 6229784 | Optical disk having an attribute which designates whether a recording area permits rewriting or not | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 2001-05-08 |
| 6151292 | Optical disk having sequentially numbered sectors and logical tracks formed by a series of 2.sup.n sectors, and disk drive apparatus for using such an optical disk | Kazuhiko Nakane, Teruo Furukawa | 2000-11-21 |
| 5953309 | Optical disk having logical tracks and dummy sectors in each zone, and optical disk drive device for such an optical disk | Kazuhiko Nakane, Teruo Furukawa, Masafumi Ototake | 1999-09-14 |
| 5825728 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 1998-10-20 |
| 5717683 | Optical disk and optical disk drive device | M. C. Rao, Hiroyuki Ohata, Kazuhiko Nakane, Teruo Furukawa, Junichi Kondo +1 more | 1998-02-10 |