Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9748065 | Sealed contact device | Hiromi Shima, Takuma Okamoto | 2017-08-29 |
| 9552948 | Sealed contact device and method of manufacturing the same | Hiromi Shima, Takuma Okamoto | 2017-01-24 |