Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326597 | Method of producing oxygen sensor for air-fuel ratio control having a protective layer including oxygen storage material | Toshiki Sawada, Masaru Yamano, Kazuo Taguchi, Takao Kojima, Masahiko Yamada | 1994-07-05 |