Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400836 | Optical receiving device and optical receiving method | Keisuke Kinoshita | 2008-07-15 |
| 7212745 | Optical transmission system | Kazunori Numata, Satoshi Furusawa | 2007-05-01 |
| 7187740 | Communications system | Keisuke Kinoshita, Toshiyuki Kohri | 2007-03-06 |
| 7058300 | Data transmission rate arbitration method and optical communication apparatus | Keisuke Kinoshita, Satoshi Furusawa, Masaru Fuse | 2006-06-06 |
| 6728494 | Light-emitting device drive circuit, and optical transmission system using the circuit | Kazunori Numata, Satoshi Furusawa | 2004-04-27 |
| 6636342 | Light source used in wavelength multiplexing | Satoshi Furusawa | 2003-10-21 |
| 6577684 | TRANSMISSION/RECEPTION METHOD AND DEVICE WHERE INFORMATION IS ENCODED AND DECODED ACCORDING TO RULES DEFINED BASED ON A RELATION BETWEEN A PREVIOUSLY-GENERATED MULTILEVEL CODE AND A CURRENTLY GENERATED MULTILEVEL | Jun Hirano, Satoshi Furusawa | 2003-06-10 |
| 6292673 | Radio signal transmitter | Kazuki Maeda, Hiroyuki Sasai, Kouichi Masuda | 2001-09-18 |
| 6271690 | Discriminator | Jun Hirano, Satoshi Furusawa | 2001-08-07 |
| 6118479 | Optical transmission method, error rate evaluation method applied in optical transmission and apparatus for generating a signal for error rate evaluation | Kazuki Maeda, Kuniaki Utsumi | 2000-09-12 |
| 6044095 | Light emitting device drive circuit | Hiroaki Asano | 2000-03-28 |
| 5850303 | Optical transmission system and optical transmission device used therefor | Hiroaki Yamamoto, Hiroyuki Sasai, Katsuyuki Fujito | 1998-12-15 |
| 5539657 | Picture image distributing apparatus provided within passenger moving vehicle | Kuniaki Utsumi, Hiroaki Nakata, Hiroaki Yamamoto, Kazuki Maeda, Masaru Fuse | 1996-07-23 |
| 5539846 | System and method for transmitting parallel signals via an optical transmission path | Satoshi Furusawa, Hideaki Takechi | 1996-07-23 |
| 5430763 | Frequency stabilizing circuit used for a pulse modulator for an image signal including a synchronous signal | Hiroaki Nakata | 1995-07-04 |
| 4945403 | Color television format using pulse frequency and pulse width modulation | Kiyoshi Kubo, Noboru Okamura | 1990-07-31 |