Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635727 | Ethylene copolymer rubber, process for producing the same, and use | Taku Koda, Kotaro Ichino, Masaaki Kawasaki | 2003-10-21 |
| 6595372 | Filter device | Takahiro Minowa | 2003-07-22 |
| 6589920 | Viscosity modifier for lubricating oil and lubricating oil composition | Ryousuke Kaneshige | 2003-07-08 |
| 6525007 | Viscosity modifier for lubricating oil and lubricating oil composition | Ryousuke Kaneshige | 2003-02-25 |
| 6516612 | Exhaust gas purification device for an engine and A/F ratio control for early activating a NOx trapping catalyst | Tarou Yokoi, Hirofumi Tsuchida, Kouji Ishihara | 2003-02-11 |