Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757214 | Multi-layer hose | Hiroshi Kumagai | 2014-06-24 |
| 8530013 | Fuel hose | Hiroshi Kumagai | 2013-09-10 |
| 8491978 | Multilayer article | Hiroshi Kumagai | 2013-07-23 |
| 8356638 | Multi-layer hose | Hiroshi Kumagai | 2013-01-22 |