Issued Patents All Time
Showing 26–50 of 128 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9148228 | Optical signal transmitting device, optical signal transmitting method, frequency fluctuation suppressing device and frequency fluctuation suppressing system | Tomoyuki Kato | 2015-09-29 |
| 9106354 | Optical frequency-division multiplexer, optical communication system, and optical frequency-division multiplexing method | Tomoyuki Kato | 2015-08-11 |
| 9104903 | Microscopy visualization | Steven P. Callahan, Bryan W. Jones, Greg Jones, Erik M. Jorgensen, John Schreiner +3 more | 2015-08-11 |
| 9106359 | Optical network system, optical multiplexing apparatus, and receiving apparatus | Tomoyuki Kato | 2015-08-11 |
| 9088383 | Transmitting apparatus, receiving apparatus, optical frequency division multiplex transmission system, and optical signal communication method | Toshiki Tanaka, Masato Nishihara, Tomoo Takahara, Tomoyuki Kato, Yutaka Kai | 2015-07-21 |
| 9077470 | Optical transmission system using cross phase modulation | Yutaka Kai, Ryou Okabe, Tomoyuki Kato | 2015-07-07 |
| 9020339 | Optical transmission system and control method | Tomoyuki Kato | 2015-04-28 |
| 8983296 | Optical signal-processing apparatus, receiving apparatus, and optical network system | — | 2015-03-17 |
| 8970946 | Optical signal processing apparatus, optical receiving apparatus, and optical relay apparatus | — | 2015-03-03 |
| 8773753 | Optical amplifier and optical amplifying apparatus | Tomoyuki Kato, Fumio Futami | 2014-07-08 |
| 8676059 | Optical signal processing apparatus and optical communication system | — | 2014-03-18 |
| 8647595 | Method for separating radioactive copper using chelating-ion exchange resin | Noriko Ishioka | 2014-02-11 |
| 8647807 | Photosensitive resin composition, photosensitive dry film and method for forming pattern | Akifumi Ueda, Hidetaka Nakagawara, Kazuo Watanabe, Wei Jen Lan, Chao Lin | 2014-02-11 |
| 8647806 | Photosensitive resin composition, photosensitive dry film and method for forming pattern | Akifumi Ueda, Hidetaka Nakagawara, Kazuo Watanabe, Wei Jen Lan, Chao Lin | 2014-02-11 |
| 8488978 | Optical signal processor | — | 2013-07-16 |
| 8428470 | Waveform shaping apparatus, optical transmission system, and waveform shaping method | Fumio Futami | 2013-04-23 |
| 8385741 | Optical pulse generating device and optical signal processing device | Ryou Okabe | 2013-02-26 |
| 8351110 | Optical-signal processing apparatus | — | 2013-01-08 |
| 8311410 | Optical switch and optical waveform monitoring device utilizing optical switch | — | 2012-11-13 |
| 8301416 | Optical noise index calculation method, optical noise index calculation apparatus, and optical sampling oscilloscope | Shunsuke Ono | 2012-10-30 |
| 8275264 | Optical waveform controlling apparatus | — | 2012-09-25 |
| 8270842 | Optical signal processing device | — | 2012-09-18 |
| 8243363 | Optical signal processing apparatus, optical receiving apparatus, and optical relay apparatus | — | 2012-08-14 |
| 8195053 | Optical signal processing device | — | 2012-06-05 |
| 8190032 | Optical signal processing apparatus | Fumio Futami | 2012-05-29 |