Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8186721 | Spherical annular seal member, exhaust pipe joint device using the same, and method of manufacturing spherical annular seal member | Takeshi Furukido, Toshihiko Shimura, Tomoyuki Inagaki | 2012-05-29 |