Issued Patents All Time
Showing 26–50 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9735880 | Transmission device, transmitter, and transmission method | Masato Nishihara, Tomoo Takahara | 2017-08-15 |
| 9712155 | Drive circuit for power semiconductor element | Yoshitomo Hayashi, Masahiro Ozawa | 2017-07-18 |
| 9634796 | Optical transmission device and optical transmission system | Tomoo Takahara, Masato Nishihara | 2017-04-25 |
| 9589409 | Banknote handling apparatus and banknote handling method | Michiharu Iwamura, Tsuguo Mizoro | 2017-03-07 |
| 9509412 | Optical communication system, method for controlling optical communication, and optical transmitter | Tomoo Takahara | 2016-11-29 |
| 9509406 | Optical transmitter, optical receiver, optical transmission system, optical transmitting method, optical receiving method and optical transmission method | Tomoo Takahara, Masato Nishihara | 2016-11-29 |
| 9467229 | Multilevel intensity modulation and demodulation system and method | Yutaka Kai, Masato Nishihara, Tomoo Takahara | 2016-10-11 |
| 9425897 | Transmission apparatus, transmission system, and transmission method | Masato Nishihara, Tomoo Takahara, Yutaka Kai | 2016-08-23 |
| 9380733 | Cooling device and power module equipped with cooling device | Yuichi Nagata, Kenji Kato | 2016-06-28 |
| 9335380 | Device for detecting insulation degradation | Yoshimasa Watanabe, Ryuichi Nishiura, Yoshiharu Kaneda, Hiroshi Nishizawa, Toru Oka +2 more | 2016-05-10 |
| 9318260 | Capacitor-mounted structure and capacitor | Yasuo Fujii | 2016-04-19 |
| 9258060 | Method and apparatus for compensating nonlinear distortions in intensity modulation-direct detection system | Weizhen Yan, Bo Liu, Lei Li, Zhenning Tao | 2016-02-09 |
| 9214889 | Motor drive control apparatus | Shuya Sano, Kiyonari Kawajiri | 2015-12-15 |
| 9185474 | Wavelength path switching method, optical communication system, optical communication device, optical repeater, and network management device | Kyosuke Sone, Yasuhiko Aoki, Takeshi Hoshida, Shoichiro Oda | 2015-11-10 |
| 9184867 | Transmission control device, transmission system, and transmission method | Masato Nishihara, Tomoo Takahara | 2015-11-10 |
| 9171416 | Banknote handling apparatus and banknote handling method | Michiharu Iwamura, Tsuguo Mizoro | 2015-10-27 |
| 9118436 | PON system and subcarrier assigning method | Masato Nishihara, Tomoo Takahara | 2015-08-25 |
| 9088383 | Transmitting apparatus, receiving apparatus, optical frequency division multiplex transmission system, and optical signal communication method | Masato Nishihara, Tomoo Takahara, Tomoyuki Kato, Yutaka Kai, Shigeki Watanabe | 2015-07-21 |
| 8965202 | Optical power monitor, optical power control system and optical power monitor method | Kyosuke Sone, Yasuhiko Aoki, Takahito Tanimura, Shoichiro Oda | 2015-02-24 |
| 8866431 | Motor drive control apparatus | Kiyonari Kawajiri, Shuya Sano | 2014-10-21 |
| 8855498 | Skew suppression method and optical transmission system | Masato Nishihara | 2014-10-07 |
| 8849128 | Multi-wavelength light source | Shoichiro Oda, Takeshi Hoshida, Takahito Tanimura, Tomoo Takahara | 2014-09-30 |
| 8818207 | Optical transmitter | Tomoo Takahara, Shoichiro Oda, Takeshi Hoshida | 2014-08-26 |
| 8733531 | Banknote handling apparatus and banknote handling method | Michiharu Iwamura, Tsuguo Mizoro | 2014-05-27 |
| 8731411 | Polarization fluctuation compensation device and optical communication system | Shoichiro Oda, Takeshi Hoshida, Hiroyuki Irie, Hiroshi Nakamoto | 2014-05-20 |