Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489868 | Electromagnetic relay | Shinichi Sato, Yoshio Okamoto, Keiji Ikeda, Masato Morimuta | 2002-12-03 |
| 6448877 | Electromagnetic relay having a reduced height | Hideto Harayama, Yoshio Okamoto | 2002-09-10 |
| 6414576 | Multiple electromagnetic relay | Akihiko Nakamura, Yoshio Okamoto | 2002-07-02 |