Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329477 | Direct-current voltage supply circuit | Tadashi Kato | 2022-05-10 |
| 7192897 | Near-infrared light-absorbing glass, near-infrared light-absorbing element, near-infrared light-absorbing filter, and method of manufacturing near-infrared light-absorbing formed glass article, and copper-containing glass | Youichi Hachitani, Xuelu Zou | 2007-03-20 |