Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11678286 | Electronic apparatus, system, and method | Gurusanthosh Pabbisetty | 2023-06-13 |
| 11585885 | Electronic apparatus, angle estimation system, and signal processing method | — | 2023-02-21 |
| 10830860 | Electronic apparatus, wireless reception method, and wireless system | — | 2020-11-10 |
| 10523288 | Wireless receiver, wireless receiving method, and wireless system | — | 2019-12-31 |
| 8619551 | Protection path reservation method and node unit | Masatoshi Suzuki, Hiroyuki Ibe, Kyosuke Dobashi, Hiroyuki Inamura | 2013-12-31 |
| 8335288 | Communication method, system, transmitter, and receiver | Ren Sakata | 2012-12-18 |
| 8175558 | Radio communication apparatus and method | Koji Akita | 2012-05-08 |
| 8064833 | Radio communication apparatus and method | Tomoya Tandai | 2011-11-22 |
| 8045529 | Terminal station radio communication device, based station radio communication device, radio communication device, radio communication method, and radio communication program | Tomoya Tandai, Noritaka Deguchi, Tomoya Horiguchi, Takeshi Tomizawa | 2011-10-25 |
| 8009596 | Data transmitting apparatus, data receiving apparatus, and data communication system | — | 2011-08-30 |
| 7974654 | Communication apparatus performing key feature extraction for cognitive radio system | Keiichi Yamaguchi, Tomoya Horiguchi | 2011-07-05 |
| 7970065 | Communication apparatus and program | Tomoya Horiguchi | 2011-06-28 |
| 7929990 | Radio communication terminal | Takeshi Tomizawa, Tomoya Horiguchi | 2011-04-19 |
| 7917110 | Cognitive radio system | Tomoya Horiguchi, Hiroshi Yoshida, Katsuya Nonin, Ren Sakata | 2011-03-29 |
| 7715343 | Radio terminal | — | 2010-05-11 |
| 7609793 | Radio receiver and radio receiving method | Hiroshi Yoshida, Katsuya Nounin, Tomoya Horiguchi, Ren Sakata | 2009-10-27 |
| 7605730 | Analog-digital converting apparatus and radio communication terminal | Ren Sakata | 2009-10-20 |
| 7305187 | Optical communications system | — | 2007-12-04 |
| 7046933 | Optical communications system | — | 2006-05-16 |
| 6965739 | Optical communication system | Ichiro Seto, Shigeru Ohshima | 2005-11-15 |
| 6504636 | Optical communication system | Ichiro Seto, Shigeru Ohshima | 2003-01-07 |
| 6417942 | Optical communication system and method of controlling optical communication system | Ichiro Seto, Shigeru Ohshima | 2002-07-09 |
| 6040934 | Receptacle-type optical transmission/reception apparatus | Masahiro Ogusu, Shigeru Ohshima | 2000-03-21 |
| 5739943 | Polarization control unit | Shigeru Ohshima, Mitsuko Nakamura, Senji Shimanuki, Manish Sharma, Hiroyuki Ibe +2 more | 1998-04-14 |
| 5452115 | Communications system | — | 1995-09-19 |