Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898018 | Luminous display element | Shun Ueki, Masahiko Tomikawa | 2005-05-24 |
| 6844956 | Reflective display device and retro-reflector used therefor | Shun Ueki, Masahiko Tomikawa, Teiyu Sako, Masayuki Okamoto, Seiichi Mitsui | 2005-01-18 |