Issued Patents 2004
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834496 | Exhaust gas purifying apparatus for internal combustion engine and control method thereof | Koichiro Nakatani, Shinya Hirota, Takamitsu Asanuma, Shunsuke Toshioka, Koichi Kimura +1 more | 2004-12-28 |
| 6823665 | Exhaust gas purification device | Shinya Hirota, Kazuhiro Itoh, Takamitsu Asanuma, Koichiro Nakatani, Koichi Kimura | 2004-11-30 |
| 6823664 | Exhaust gas purification device | Koichiro Nakatani, Shinya Hirota, Akira Mikami, Takamitsu Asanuma, Koichi Kimura +1 more | 2004-11-30 |
| 6820418 | Exhaust gas purification apparatus | Koichiro Nakatani, Shinya Hirota, Kazuhiro Itoh, Takamitsu Asanuma | 2004-11-23 |
| 6808950 | Semiconductor light-emitting device and method for manufacturing the device | Satoshi Komoto, Norio Fujimura | 2004-10-26 |
| 6807261 | Digital key telephone set and digital key telephone system | Toshiaki Takahashi, Takeshi Horiuchi | 2004-10-19 |
| 6790651 | Hybridization reaction apparatus and hybridization method | Mitsuhiro Tachibana, Shigeru Kijima | 2004-09-14 |
| 6786041 | Exhaust gas purification method and exhaust gas purification apparatus | Kazuhiro Itoh, Shinya Hirota, Koichi Kimura, Koichiro Nakatani | 2004-09-07 |
| 6789113 | Information input/output system, information input/output method, recording medium of recording information transmitting/receiving program, and image forming apparatus | — | 2004-09-07 |
| 6781944 | Optical information processor with monolithically integrated light emitting device, light receiving devices and optics | — | 2004-08-24 |
| 6769245 | Exhaust gas purification method | Kazuhiro Itoh, Shinya Hirota, Koichi Kimura, Koichiro Nakatani | 2004-08-03 |
| 6731721 | Telephone exchange apparatus | Nobuhiro Masaki, Shuji Fujitsuka, Takashi Aoki | 2004-05-04 |
| 6725651 | Reducing agent for emission control system, reducing-agent supply device, and emission control system using the reducing agent | Kazuhiro Itoh, Shinya Hirota, Koichiro Nakatani, Shigeki Daido, Naohisa Oyama | 2004-04-27 |
| 6708486 | Exhaust gas purification device of internal combustion engine | Shinya Hirota, Shunsuke Toshioka | 2004-03-23 |
| 6697405 | Vertical cavity surface emitting lasers, optical modules and systems | Takeshi Kitatani, Masahiko Kondow | 2004-02-24 |
| 6697113 | Solid-state image pick-up device and drive method for same | Katsuhiko Takebe | 2004-02-24 |
| 6681566 | Exhaust purifying method and apparatus of an internal combustion engine | Kazuhiro Itoh, Shinya Hirota, Takamitsu Asanuma, Koichi Kimura, Koichiro Nakatani | 2004-01-27 |
| 6677614 | Semiconductor light-emitting device and method for manufacturing the device | Satoshi Komoto, Norio Fujimura | 2004-01-13 |