Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623793 | Permanent form for placing basement concrete wall | Masayuki Sakaguchi, Michio Watanabe, Kazutaka Takada, Hiromasa Kawamura, Shunji Horinaka +3 more | 1997-04-29 |
JK
Junsuke Kyomen
Overall (1997): #124,547 of 185,788Top 70%
1
Patents 1997