Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6801675 | Optical modulator | Masaharu Doi, Masaaki Ohyama, Masaki Sugiyama | 2004-10-05 |
| 6729183 | Thermosensitive flow rate detecting device | Koji Tanimoto, Ryuji Toyama | 2004-05-04 |
| 6724144 | Discharge lamp | Yasaburo Takeji | 2004-04-20 |