Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11236010 | Optical glass, optical element, and preform | Hiroto Nojima | 2022-02-01 |
| 6586079 | Recording material and recording method | Yoshihiko Shibahara, Mio Fujimoto, Tsutomu Iida | 2003-07-01 |