Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5908794 | Glass composition for a substrate | Kei Maeda, Hitoshi Onoda, Yasumasa Nakao | 1999-06-01 |
| 5858897 | Glass composition for a substrate | Kei Maeda, Hitoshi Onoda, Yasumasa Nakao | 1999-01-12 |
| 5741745 | Abrasion resistant glass | Junichiro Kase, Akira Takada, Hideo Takahashi, Yasumasa Nakao, Seturo Ito | 1998-04-21 |
| 5721181 | Abrasion resistant glass | Junichiro Kase, Akira Takada, Hideo Takahashi, Yasumasa Nakao, Seturo Ito | 1998-02-24 |
| 5102833 | Strengthening glass articles with electromagnetic radiation and resulting product | Lenwood D. Pye | 1992-04-07 |