Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945035 | Auxiliary air supplying system, and control methods and failure diagnostic methods thereof | Shigemasa Hirooka | 2005-09-20 |
| 6918245 | Secondary air feeding apparatus and method of detecting abnormality in the apparatus | Shigemasa Hirooka | 2005-07-19 |