Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818044 | Process for recovery of subliming substance | Kenji Nakahara | 2004-11-16 |
| 6819828 | Method and device for optical fiber transmission | Toshihiro Ohtani, Yoichi Oikawa | 2004-11-16 |
| 6733412 | Automotive automatic transmission | Yorinori Kumagai, Tetsuo Naraki | 2004-05-11 |
| 6699999 | Process for producing pyromellitic anhydride | Hiroyuki Uhara, Kazuo Anyouji, Etsushige Matsunami | 2004-03-02 |
| 6674567 | Raman excitation control method and optical transmission system using the same | Toshihiro Ohtani, Futoshi Izumi, Shota Mori, Hideki Kobayashi | 2004-01-06 |