Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623793 | Permanent form for placing basement concrete wall | Junsuke Kyomen, Masayuki Sakaguchi, Michio Watanabe, Kazutaka Takada, Hiromasa Kawamura +3 more | 1997-04-29 |
RT
Ryoichi Takesako
Overall (1997): #81,792 of 185,788Top 45%
1
Patents 1997