Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803112 | Impact-cushioning sheets and direct-applying restraint type floor damping structures using the same | Hirofumi Kakimoto, Shinya Shimada | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803112 | Impact-cushioning sheets and direct-applying restraint type floor damping structures using the same | Hirofumi Kakimoto, Shinya Shimada | 1989-02-07 |