Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584958 | Directly actuated injection valve with a ferromagnetic needle | Irawan Rahardja | 2003-07-01 |
| 6575138 | Directly actuated injection valve | Alan B. Welch, Irawan Rahardja | 2003-06-10 |
| 6564777 | Directly actuated injection valve with a composite needle | Irawan Rahardja | 2003-05-20 |