Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6117380 | Method and apparatus for manufacturing tubular body of synthetic resin, and intake manifold of synthetic resin | Junichiro Shirai, Daimon Okada, Ryuji Takashina | 2000-09-12 |
| 6026774 | Structure for connecting an intake tube to a cylinder head of an internal combustion engine | Yasufumi Kajihara, Shigenobu Shibuya | 2000-02-22 |