Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822934 | Optical disc apparatus for finding a tracking error for an optical disk | Seiji Nishiwaki, Kazuo Momoo, Kenji Nagashima | 2004-11-23 |
| 6682788 | Aqueous coating composition, coating method thereof, and ink-jet recording sheet | Masaru Tsuchiya, Yoshihiro Mochizuki, Keiji Ohbayashi | 2004-01-27 |