Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7706541 | Information management apparatus | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 2010-04-27 |
| 6731451 | Information management apparatus | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 2004-05-04 |
| 6388831 | Apparatus and method for limiting the reproduction of main information | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 2002-05-14 |
| 6204985 | Information management apparatus | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 2001-03-20 |
| 6181664 | Disk cartridge and disk device using the same | Yasuo Ohtsuka, Mikio Shiraishi, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2001-01-30 |
| 6108299 | Disk cartridge and disk device using the same | Yasuo Ohtsuka, Mikio Shiraishi, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2000-08-22 |
| 6075763 | Disk cartridge and disk device using the same | Yasuo Ohtsuka, Mikio Shiraishi, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 2000-06-13 |
| 6031677 | Information management apparatus | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 2000-02-29 |
| 5991260 | Disk cartridge and disk device using the same | Yasuo Ohtsuka, Mikio Shiraishi, Toshifumi Takeuchi, Masafumi Nakamura, Masayuki Inoue +2 more | 1999-11-23 |
| 5825969 | Information management apparatus for inhibiting reproduction in a video cassette recorder | Hiroaki Ono, Hideo Nishijima, Takao Arai, Takaharu Noguchi, Nobutaka Amada +5 more | 1998-10-20 |
| 5395067 | System for controlling tape traveling height and tape guide with tape edge detector therefor | Kichizaemon Okazaki | 1995-03-07 |
| 5333770 | System for controlling tape traveling height and tape guide with tape edge detector therefor | Kichizaemon Okazaki | 1994-08-02 |
| 5321567 | Tape loading mechanism for a rotating drum and cassette tape recording and reproducing apparatus | Tatsuya Shigemura, Yoshiyuki Tanaka, Yoshihiro Fukagawa | 1994-06-14 |
| 5168399 | Tape loading mechanism for a rotating drum and cassette tape recording and reproducing apparatus | Tatsuya Shigemura, Yoshiyuki Tanaka, Yoshihiro Fukagawa | 1992-12-01 |
| 4985788 | Recording and reproducing apparatus | Nobuyuki Kaku, Tatsuya Shigemura, Yoshiyuki Tanaka, Yoshihiro Fukagawa, Masaki Uesugi | 1991-01-15 |
| 4928191 | Tape loading mechanism for a rotating drum and cassette type magnetic recording and/or reproduction apparatus | Nobuyuki Kaku, Tatsuya Shigemura, Masaki Uesugi, Kenji Ogiro | 1990-05-22 |
| 4899235 | Magnetic tape loading mechanism and method | Nobuyuki Kaku, Atsuo Osawa, Shinya Fujimori, Yoshihiro Fukagawa | 1990-02-06 |