Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6917001 | Time switch | Hiroaki Muroi, Kazuo Yanagida | 2005-07-12 |
| 6914204 | Time switch | Hiroaki Muroi | 2005-07-05 |
| 6262497 | Switch integrated controller for energizing an external electrical device | Hiroaki Muroi, Kazuo Yanagida | 2001-07-17 |