Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807271 | Exchange and telephone exchange system | Satoshi Nishiyama | 2004-10-19 |
| 6759594 | Wheel speed sensor, method for producing the same, terminal and method for welding terminal and electric wire | Jun Iijima, Kazuhiro Ota | 2004-07-06 |