Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8305167 | Electromagnetic relay | Kei Chiba | 2012-11-06 |
| 7372350 | Electromagnetic relay | Kei Chiba, Tatsumi Ide, Shigeru Kasai | 2008-05-13 |
| 6873232 | Miniaturizable electromagnetic relay | Kei Chiba | 2005-03-29 |
| 5246385 | Connector and method of manufacture thereof | Mituaki Hayashi, Atsushi Kikuchi, Kenichi Hatakeyama | 1993-09-21 |