Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7188820 | Vibration damping floor structure | Atsuhiko Kobayashi, Hironori Ooshima | 2007-03-13 |
| 5025600 | Isolation floor system for earthquake | Yasuo Seko | 1991-06-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7188820 | Vibration damping floor structure | Atsuhiko Kobayashi, Hironori Ooshima | 2007-03-13 |
| 5025600 | Isolation floor system for earthquake | Yasuo Seko | 1991-06-25 |