Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641628 | Plastic abrasive for sandblasting, method for sandblast processing plasma display panel substrate using the same and method for treating sandblasting waste matters | Kiminori Oshio | 2003-11-04 |
| 6506540 | Photopolymerizable composition | Akira Kumazawa, Shinichiro Ishino, Kenji Tazawa | 2003-01-14 |