Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7875215 | Near-infrared-absorbing material and near-infrared-absorbing filter | Keizo Kimura, Katsuyoshi Yamakawa | 2011-01-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7875215 | Near-infrared-absorbing material and near-infrared-absorbing filter | Keizo Kimura, Katsuyoshi Yamakawa | 2011-01-25 |