Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897011 | Photosensitive composition for sandblasting and photosensitive film using the same | Akira Kumazawa, Ryuma Mizusawa, Hiroyuki Obiya | 2005-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897011 | Photosensitive composition for sandblasting and photosensitive film using the same | Akira Kumazawa, Ryuma Mizusawa, Hiroyuki Obiya | 2005-05-24 |