Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978035 | Magnet switch with magnetic core designed to ensure stability in operation thereof | Shinji Usami | 2011-07-12 |
| 7535328 | Electromagnetic switch | Tadahiro Kurasawa, Shinji Usami | 2009-05-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978035 | Magnet switch with magnetic core designed to ensure stability in operation thereof | Shinji Usami | 2011-07-12 |
| 7535328 | Electromagnetic switch | Tadahiro Kurasawa, Shinji Usami | 2009-05-19 |