Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611601 | Echo sound signal suppressing apparatus | Minoru Matsui | 2003-08-26 |
| 6543569 | Electric power steering apparatus | Yasuo Shimizu, Yasuharu Ohyama, Katsuji Watanabe, Shigeru Yamawaki, Atsuhiko Yoneda | 2003-04-08 |