Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440549 | Printing sheet for stamp | Mitsunobu Suda, Takashi Okumura, Koji Sugiyama | 2002-08-27 |
KS
Keiji Seo
Overall (2002): #174,807 of 266,432Top 70%
1
Patents 2002