Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10177780 | Signal generating device | Hiroshi Yamazaki, Munehiko Nagatani, Hideyuki Nosaka, Yutaka Miyamoto | 2019-01-08 |
| 9614621 | Signal generating circuit, optical signal transmitting apparatus, signal receiving circuit, method for establishing optical signal synchronization, and optical signal synchronization system | Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Munehiro Matsui +6 more | 2017-04-04 |
| 9520947 | Signal generating circuit, optical signal transmitting apparatus, signal receiving circuit, method for establishing optical signal synchronization, and optical signal synchronization system | Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Munehiro Matsui +6 more | 2016-12-13 |
| 9160600 | Method for receiving frequency domain multiplexed signal and device for receiving frequency domain multiplexed signal | Riichi Kudo, Takayuki Kobayashi, Koichi Ishihara, Yasushi Takatori, Hideyuki Nosaka +6 more | 2015-10-13 |
| 8934782 | Transmission method, reception method, transmitter apparatus, and receiver device | Tadao Nakagawa, Etsushi Yamazaki, Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo +5 more | 2015-01-13 |
| 8929750 | Signal generating circuit, optical signal transmitting apparatus, signal receiving circuit, method for establishing optical signal synchronization, and optical signal synchronization system | Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Munehiro Matsui +6 more | 2015-01-06 |
| 8855485 | Frequency offset estimating method and frequency offset estimating apparatus | Tadao Nakagawa, Yasushi Takatori, Riichi Kudo, Munehiro Matsui, Koichi Ishihara +5 more | 2014-10-07 |
| 8787769 | Chromatic dispersion value calculating apparatus, optical signal receiving apparatus, optical signal transmitting apparatus, and chromatic dispersion value calculation method | Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Munehiro Matsui +6 more | 2014-07-22 |
| 8781029 | Frequency offset estimation apparatus, reception apparatus, frequency offset estimation method, and reception method | Tadao Nakagawa, Munehiro Matsui, Koichi Ishihara, Riichi Kudo, Takayuki Kobayashi +5 more | 2014-07-15 |
| 8488696 | Receiver device, communication system and receiving method | Koichi Ishihara, Takayuki Kobayashi, Riichi Kudo, Yasushi Takatori, Munehiro Matsui +5 more | 2013-07-16 |
| 8437638 | Optical modulation circuit and optical transmission system | Takayuki Kobayashi, Yutaka Miyamoto | 2013-05-07 |
| 8355637 | Optical OFDM receiver, optical transmission system, subcarrier separation circuit, and subcarrier separation method | Eiichi Yamada, Takayuki Kobayashi, Koichi Ishihara, Yutaka Miyamoto, Riichi Kudo | 2013-01-15 |
| 8311777 | Coke oven wall surface evaluation apparatus, coke oven wall surface repair supporting apparatus, coke oven wall surface evaluation method, coke oven wall surface repair supporting method and computer program | Masato Sugiura, Michitaka Sakaida, Koichi Fukuda, Tomoyuki Nakagawa, Yoshifumi Morizane +1 more | 2012-11-13 |
| 8005374 | Optical transmission system, optical transmitter for optical transmission system, and optical receiver for optical transmission system | Kazushige Yonenaga, Mikio Yoneyama, Masahito Tomizawa, Akira Hirano, Shoichiro Kuwahara +2 more | 2011-08-23 |
| 7835078 | Reflecting screen, method of manufacturing the same, and reflection-type projection system | Nobuhiko Ichikawa, Hiroshi Sekiguchi, Jun Horikoshi, Takeshi Ogawa | 2010-11-16 |
| 7734194 | Optical transmission system, optical transmitter for optical transmission system, and optical receiver for optical transmission system | Kazushige Yonenaga, Mikio Yoneyama, Masahito Tomizawa, Akira Hirano, Shoichiro Kuwahara +2 more | 2010-06-08 |
| 7589685 | Glass antenna | Toshiaki Ibi, Shigeru Hashimoto, Toru Maniwa | 2009-09-15 |
| 7342547 | Glass antenna and manufacturing method for the same | Toru Maniwa, Andrey Andrenko, Shigekazu Kimura, Shigeru Hashimoto, Toshiaki Ibi | 2008-03-11 |
| 5153035 | Process for forming silica films | Yasuto Sakai, Shigeo Hayashi, Akihiro Hishinuma, Shigehito Deki | 1992-10-06 |