Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770330 | Method for producing a continuous, large-area particle film | Kuniaki Nagayama | 2004-08-03 |
| 5837333 | Chromogenic film having a diffraction pattern similar to an opal | Kuniaki Nagayama | 1998-11-17 |