Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426785 | Reflective liquid crystal display device | Hisanori Yamaguchi, Hiroaki Mizuno, Tetsu Ogawa | 2002-07-30 |
| 6404471 | Reflection liquid crystal display | Takayuki Hatanaka, Tetsu Ogawa | 2002-06-11 |