Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6575198 | Method of connecting two elongated portions of metallic plate, method of manufacturing exhaust pipe of two-passage construction, and exhaust pipe of two-passage construction | Nobuyuki Yoshitoshi, Hiroto Yanagibayashi, Hirokazu Shirai, Akihiro Suzuki, Noriyuki Sato +5 more | 2003-06-10 |