Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9242890 | Glass composition, glass substrate for flat panel display using the same, flat panel display, and method for producing glass substrate for flat panel display | Akihiro Koyama | 2016-01-26 |
| 8575050 | Glass composition, glass substrate for flat panel display using the same, flat panel display, and method for producing glass substrate for flat panel display | Akihiro Koyama | 2013-11-05 |