Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8654756 | Transmission device, reception device, transmission method, reception method, and transmission/reception system | — | 2014-02-18 |
| 8284094 | Wireless control system | Yasushi Kojima, Junji Yoshida | 2012-10-09 |
| 7721101 | Communication apparatus and authentication apparatus | Junji Yoshida | 2010-05-18 |
| 7418511 | Secured TCP/IP communication system for devices and private networks connected to the internet | Hideaki Takechi, Naonori Kato, Hidetoshi Takeda, Toshiki Yamamura, Tadashi Kunihira | 2008-08-26 |
| 6449668 | AV data input/output device | Hiroshi Kase, Yoshihiro Morioka, Hiroshi Mitani | 2002-09-10 |
| 6424478 | Apparatus for recording and reproducing digital data and method for the same | Fumikazu Imai, Chiyoko Matsumi, Akira Iketani | 2002-07-23 |
| 6362928 | Apparatus for recording and reproducing digital data and method for the same | Fumikazu Imai, Chiyoko Matsumi, Akira Iketani | 2002-03-26 |
| 6292878 | Data recorder and method of access to data recorder | Yoshihiro Morioka, Naohisa Motomura, Hiroshi Kase | 2001-09-18 |
| 6122280 | Packet output device and packet output method | Hidetoshi Takeda, Makoto Asano | 2000-09-19 |
| 6118930 | Apparatus for recording digital signals by controlling frequency characteristics of digital signals utilizing bit extraction and interleaved NRZI modulation | Masao Okabe, Yasunori Kawakami | 2000-09-12 |
| 6047340 | Method for transmitting data, and apparatus for transmitting data and medium | Hiroshi Kase, Yoshihiro Morioka | 2000-04-04 |
| 6031959 | Television signal recording and reproducing apparatus | Masazumi Yamada, Tatsuro Juri, Masakazu Nishino, Shiro Kato, Akira Iketani +1 more | 2000-02-29 |
| 5856890 | Digital data recording and reproducing apparatus with reliable error correcting coding and decoding | Chiyoko Matsumi, Akira Iketani | 1999-01-05 |
| 5825567 | Apparatus for recording digital signals by controlling frequency characteristics of digital signals utilizing bit extraction and interleaved NRZI molulation | Masao Okabe, Yasunori Kawakami | 1998-10-20 |
| 5638227 | Digital data recording and reproducing apparatus | Chiyoko Matsumi, Akira Iketani | 1997-06-10 |
| 5579182 | Apparatus for recording digital signals superposed with controlled frequency components | Masao Okabe, Yasunori Kawakami | 1996-11-26 |
| 5543937 | Apparatus for recording and playing back digital data | Akira Iketani, Chiyoko Matsumi, Tatsuro Juri, Masazumi Yamada, Yasunori Kawakami +1 more | 1996-08-06 |
| 5535208 | Data transmission system and method | Yasunori Kawakami, Hiroyuki Iitsuka, Takuya Nishimura, Yasuyuki Sahara | 1996-07-09 |
| 5446597 | Apparatus for recording digital signals with associated auxiliary data | Chiyoko Matsumi, Tatsuro Juri, Akira Iketani | 1995-08-29 |