Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7646986 | Optical receiving device and optical receiving method | Hideo Yasumoto | 2010-01-12 |
| 7613399 | Optical transmission system, optical transmitter, and optical receiver | Hideo Yasumoto | 2009-11-03 |
| 7603693 | CATV uplink optical transmission system | Kouichi Masuda, Shinichi Kido, Hideyuki Sogabe | 2009-10-13 |
| 7583899 | Space optical transmission apparatus and space optical transmission system | Tomoaki Ieda, Kazutoshi Hase | 2009-09-01 |
| 7539419 | Optical transmission system for radio access and high frequency optical transmitter | Masaru Fuse | 2009-05-26 |
| 7534986 | Optical wireless transmission system | Mariko Nakaso | 2009-05-19 |
| 7460829 | Wireless communication system | Kuniaki Utsumi, Hiroaki Yamamoto, Kouichi Masuda, Tsutomu Niiho, Mariko Nakaso +1 more | 2008-12-02 |
| 7349634 | Optical transmission system for radio access and high frequency optical transmitter | Masaru Fuse | 2008-03-25 |
| 7236701 | Optical transmission system for performing communication using a plurality of communication lines | Toshihiko Yasue, Masaru Fuse | 2007-06-26 |
| 7212747 | Optical transmission device and optical transmission method for transmitting a burst radio signal | Tsutomu Niiho, Kouichi Masuda, Kenji Miyanaga | 2007-05-01 |
| 7124073 | Computer-assisted memory translation scheme based on template automaton and latent semantic index principle | Naoyuki Tokuda, Liang Chen | 2006-10-17 |
| 7024400 | Differential LSI space-based probabilistic document classifier | Naoyuki Tokuda, Liang Chen | 2006-04-04 |
| 7013262 | System and method for accurate grammar analysis using a learners' model and part-of-speech tagged (POST) parser | Naoyuki Tokuda, Liang Chen | 2006-03-14 |
| 6988063 | System and method for accurate grammar analysis using a part-of-speech tagged (POST) parser and learners' model | Naoyuki Tokuda, Liang Chen | 2006-01-17 |
| 6804637 | Method, apparatus, and recording medium for retrieving optimum template pattern | Naoyuki Tokuda | 2004-10-12 |
| 6775483 | System, device, and method for wavelength-division multiplex optical transmission | Tsuyoshi Ikushima, Masaru Fuse | 2004-08-10 |
| 6735581 | Fourier series-based automatic generation system and method for multi-variable fuzzy systems | Naoyuki Tokuda, Liang Chen | 2004-05-11 |
| 6654740 | Probabilistic information retrieval based on differential latent semantic space | Naoyuki Tokuda, Liang Chen | 2003-11-25 |
| 6626588 | Optical transmission apparatus | Tsuyoshi Ikushima, Masaru Fuse | 2003-09-30 |
| 6598019 | Evaluation method, apparatus, and recording medium using optimum template pattern determination method, apparatus and optimum template pattern | Naoyuki Tokuda | 2003-07-22 |
| 6537138 | Method of grinding an axially asymmetric aspherical mirror | Hitoshi Ohmori, Yutaka Yamagata, Sei Moriyasu, Shinya Morita, Katsuhiko Kada +2 more | 2003-03-25 |
| 6459519 | Optical transmitter-receiver | Kazuki Maeda, Kuniaki Utsumi | 2002-10-01 |
| 6392770 | Multi-point optical transmission system | Kazuki Maeda, Koichi Masuda | 2002-05-21 |
| 6292673 | Radio signal transmitter | Kazuki Maeda, Kouichi Masuda, Susumu Morikura | 2001-09-18 |
| 6271942 | Optical transmission device and system | Hiroaki Yamamoto, Kuniaki Utsumi, Katsuyuki Fujito, Yutaka Fuke | 2001-08-07 |