Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963510 | Compression coil spring device having a discrete support | Masahiro Umezawa, Tomotake Kato, Masanao Ueda | 2011-06-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963510 | Compression coil spring device having a discrete support | Masahiro Umezawa, Tomotake Kato, Masanao Ueda | 2011-06-21 |