Issued Patents All Time
Showing 51–75 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8670680 | Optical receiver and optical receiving method | Tomoo Takahara | 2014-03-11 |
| 8666252 | Optical network system | Masato Nishihara, Tomoo Takahara | 2014-03-04 |
| 8625996 | Optical transmitter, optical transmission method, and wavelength-selective variable delayer | Hisao Nakashima, Takeshi Hoshida, Toru Katagiri, Hiroki Ooi, Akira Miura | 2014-01-07 |
| 8582981 | Optical transmitter and control method therefor | Yuichi Akiyama, Hideyuki Miyata, Masato Nishihara | 2013-11-12 |
| 8565617 | Optical device, optical modulation method, and optical transmitter | Masato Nishihara, Tomoo Takahara | 2013-10-22 |
| 8565616 | Polarized-wave-multiplexing optical transmitter and control method of polarized-wave-multiplexed optical signal | Yuichi Akiyama, Masato Nishihara | 2013-10-22 |
| 8412047 | Polarization multiplexed light transmitter and control method thereof | Yuichi Akiyama, Masahiro Yuki, Hideyuki Miyata | 2013-04-02 |
| 8400702 | Optical modulation device and optical modulation method | Hideyuki Miyata, Yuichi Akiyama, Takeshi Hoshida | 2013-03-19 |
| 8398964 | Organopolysiloxane having amide group, and cosmetic material containing same | Masanao Kamei | 2013-03-19 |
| 8285152 | DQPSK optical receiver | Yuichi Akiyama | 2012-10-09 |
| 8170415 | Physical wiring control device, physical wiring control method, and computer product | Kouichirou Amemiya, Hideyuki Miyata | 2012-05-01 |
| 8165465 | Apparatus and method of controlling tap coefficient of transversal filer, optical receiver apparatus, and optical communication system | Yuichi Akiyama | 2012-04-24 |
| 8145072 | DQPSK optical receiver | Yuichi Akiyama | 2012-03-27 |
| 8145069 | Optical transmitter | Takeshi Hoshida, Hisao Nakashima, Yuichi Akiyama | 2012-03-27 |
| 8145071 | Electrical-dispersion compensating apparatus, optical receiving apparatus, and optical receiving method | Yuichi Akiyama, Tomoo Takahara | 2012-03-27 |
| 7853147 | Information processing system, calculation node, and control method of information processing system | Yasuhiko Aoki, Hideyuki Miyata, Takao Naito, Kouichiro Amemiya | 2010-12-14 |
| 7840141 | Differential M phase-shift modulator | Hideyuki Miyata | 2010-11-23 |
| 7813640 | Optical connection switching apparatus and management control unit thereof | Kouichirou Amemiya, Takao Naito, Toru Katagiri | 2010-10-12 |
| 7771709 | Alternating copolymer of organopolysiloxane with grycerol derivative and a cosmetic comprising the same | Tetsuo Nakanishi, Kiyomi Tachibana | 2010-08-10 |
| 7773283 | Optical modulation device and optical modulation method | Hideyuki Miyata, Yuichi Akiyama, Takeshi Hoshida | 2010-08-10 |
| 7734175 | Network configuring apparatus | Kouichirou Amemiya, Toshiyuki Shibuya, Tsunehisa Doi, Hideyuki Miyata, Yasutaka Taniuchi | 2010-06-08 |
| 7715709 | Optical switch and network system including the same | Kouichirou Amemiya, Takao Naito | 2010-05-11 |
| 7668465 | Dispersion-managed optical transmission system | Takao Naito | 2010-02-23 |
| 7635512 | Nickel electrode material, and production method therefor, and nickel electrode and alkaline battery | Seijiro Ochiai, Mitsuhiro Kodama, Kengo Furukawa, Minoru Kuzuhara, Masaharu Watada +1 more | 2009-12-22 |
| 7577361 | Optical network system and optical coupling apparatus | Takao Naito | 2009-08-18 |