Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835844 | Acrylic esters and use thereof | Masao Imai, Atsuo Otsuji | 2004-12-28 |
| 6794471 | Acrylic ester compound usage thereof | Tadashi Ohkuma, Masao Imai, Atsuo Otsuji | 2004-09-21 |
| 6771202 | Analog-to-digital conversion method and device | Takamoto Watanabe | 2004-08-03 |