Issued Patents All Time
Showing 51–75 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7319808 | Input-output circuit, recording apparatus and reproduction apparatus for digital video signal | Hiroo Okamoto, Kyoichi Hosokawa, Hiroaki Tachibana, Takaharu Noguchi | 2008-01-15 |
| 7310823 | Digital information recording apparatus and outputting apparatus | Hiroo Okamoto, Atsushi Yoshioka | 2007-12-18 |
| 7286310 | Apparatus for receiving compressed digital information | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2007-10-23 |
| 7263723 | Apparatus and method for outputting digital information | Hiroo Okamoto, Atsushi Yoshioka, Yoshimichi Kudo, Makoto Aikawa | 2007-08-28 |
| 7259926 | Digital information recording/reproducing apparatus | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2007-08-21 |
| 7174088 | Digital signal recording method, digital signal reproducing method, digital signal recording and reproducing method, and digital signal recording and reproducing apparatus | Makoto Aikawa, Hiroo Okamoto, Manabu Sasamoto | 2007-02-06 |
| 7096486 | TV program selection support system | Hiromi Ukai, Yuichi Yagawa, Katsuhiko Abe, Hideo Nishijima, Yoshiyuki Azuma | 2006-08-22 |
| 7027240 | Digital information recording/reproducing method and apparatus | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2006-04-11 |
| 7012769 | Digital information recording/reproducing apparatus | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2006-03-14 |
| 6952315 | Digital information recording/reproducing apparatus | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2005-10-04 |
| 6801713 | Recorded program viewing support method | Yuichi Yagawa, Hiromi Ukai, Akira Tanaka, Hideo Nishijima | 2004-10-05 |
| 6757478 | Method and apparatus for receiving a digital signal and apparatus for recording and reproducing the digital signal | Hiroo Okamoto, Kyoichi Hosokawa, Takaharu Noguchi | 2004-06-29 |
| 6731451 | Information management apparatus | Hiroaki Ono, Kiyoshi Kano, Hideo Nishijima, Takao Arai, Takaharu Noguchi +5 more | 2004-05-04 |
| 6600870 | Input-output circuit, recording apparatus and reproduction apparatus for digital video signal | Hiroo Okamoto, Kyoichi Hosokawa, Hiroaki Tachibana, Takaharu Noguchi | 2003-07-29 |
| 6590726 | Apparatus and method for transmitting and receiving digital information | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2003-07-08 |
| 6498691 | Digital transmission signal processing system and recording/reproducing system | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2002-12-24 |
| 6388831 | Apparatus and method for limiting the reproduction of main information | Hiroaki Ono, Kiyoshi Kano, Hideo Nishijima, Takao Arai, Takaharu Noguchi +5 more | 2002-05-14 |
| 6363210 | Communication system for encrypted data and apparatus for selectively recording and reproducing received analog signal and received digital signal | Takaharu Noguchi, Hiroo Okamoto, Kyoichi Hosokawa, Kazuhiko YOSHIZAWA, Nobutaka Amada +3 more | 2002-03-26 |
| 6339676 | Video signal recording and reproducing apparatus compatible with analog and digital video signal recording and reproducing | Nobutaka Amada, Takaharu Noguchi, Noriyuki Kumasaka, Hideo Zama | 2002-01-15 |
| 6324025 | Digital transmission signal processing system and recording/reproducing system | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2001-11-27 |
| 6321025 | Method and apparatus for receiving and/or reproducing digital signal | Hiroo Okamoto, Kyoichi Hosokawa, Takaharu Noguchi | 2001-11-20 |
| 6278564 | Digital transmission signal processing system and recording/reproducing system | Hideo Arai, Kyoichi Hosokawa, Keizo Nishimura, Yoshizumi Watatani, Akira Shibata | 2001-08-21 |
| 6249532 | Interactive chargeable communication system with billing system therefor | Kazuhiko Yoshikawa, Hiroyuki Hayakawa, Tadasu Otsubo, Kyoichi Hosokawa | 2001-06-19 |
| 6204985 | Information management apparatus | Hiroaki Ono, Kiyoshi Kano, Hideo Nishijima, Takao Arai, Takaharu Noguchi +5 more | 2001-03-20 |
| 6201654 | Method and apparatus for recording digital signal | Hiroo Okamoto, Takaharu Noguchi, Kyoichi Hosokawa | 2001-03-13 |