Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8675759 | Wireless transmission system, and wireless station and method used for same | Hitoshi Takai, Hideki Nakahara, Kenji Miyanaga | 2014-03-18 |
| 8525608 | PLL frequency synthesizer | Kenji Takahashi | 2013-09-03 |
| 8229015 | Wireless transmission system, wireless transmitting method, and wireless station and transmitting station used therein | Hitoshi Takai, Kenji Miyanaga, Hideki Nakahara | 2012-07-24 |
| 8050620 | Wireless station, wireless transmission method for the wireless station, and wireless transmission system using the wireless station | Kenji Miyanaga, Hitoshi Takai, Hideki Nakahara | 2011-11-01 |
| 7787417 | Radio communication system | Kenji Miyanaga, Hitoshi Takai, Koichiro Tanaka | 2010-08-31 |
| 7773568 | Inter-station transmission method, radio base station monitoring method, and device using the method | Hitoshi Takai | 2010-08-10 |
| 7756218 | Wireless transmission system and wireless transmission method and wireless station and transmitting station for use therein | Hideki Nakahara, Hitoshi Takai, Kenji Miyanaga, Koichiro Tanaka | 2010-07-13 |
| 7738540 | Wireless transmission system, wireless station used therein and method used therefor | Hitoshi Takai, Hideki Nakahara, Kenji Miyanaga | 2010-06-15 |
| 7664093 | Wireless transmission system and wireless transmission method and wireless station for use therein | Kenji Miyanaga, Hideki Nakahara, Hitoshi Takai | 2010-02-16 |
| 6922453 | Diversity receiver | Kenji Miyanaga, Yoshio Urabe, Hitoshi Takai, Kenichi Mori | 2005-07-26 |
| 6243422 | Waveform shaping method and equipment | Yoshio Urabe, Shouichi Koga, Hitoshi Takai, Koji Kai | 2001-06-05 |
| 6181749 | Diversity reception apparatus | Yoshio Urabe, Hitoshi Takai, Kenichi Mori | 2001-01-30 |
| 5901179 | Waveform shaping method and equipment | Yoshio Urabe, Shouichi Koga, Hitoshi Takai, Koji Kai | 1999-05-04 |
| 5828707 | Differential detecting apparatus for detecting phase difference of phase-modulated signal | Yoshio Urabe, Hitoshi Takai | 1998-10-27 |
| 5825820 | Waveform shaping method and equipment | Yoshio Urabe, Shouichi Koga, Hitoshi Takai, Koji Kai | 1998-10-20 |
| 5760629 | DC offset compensation device | Yoshio Urabe, Hitoshi Takai, Akihiro Tatsuta | 1998-06-02 |
| 5561673 | Antenna switched diversity reciever | Hitoshi Takai, Yoshio Urabe | 1996-10-01 |
| 5504774 | Data transmitting and receiving apparatus | Hitoshi Takai, Yoshio Urabe | 1996-04-02 |
| 5481514 | Recording/reproducing apparatus including an auto changer for a disk-like recording medium | Masae Murata, Yukio Noya, Yasukazu Yomogita, Manabu Taguchi, Akira Yamanaka +1 more | 1996-01-02 |
| 5454012 | Digital signal transmission device for improvement of anti-multipath feature, a method of the same and digital signal transmission waveform | Hitoshi Takai, Yoshio Urabe | 1995-09-26 |
| 5446770 | Time division duplex transceiver | Yoshio Urabe, Hitoshi Takai | 1995-08-29 |
| 4800554 | Disk magazine | Masae Murata | 1989-01-24 |