Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425217 | Building drainage system | Nobuyuki Tsukagoshi | 2002-07-30 |
SF
Satohiro Furukawa
Overall (2002): #123,048 of 266,432Top 50%
1
Patents 2002