Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9827743 | Composite material and method of making the same | Naoyuki Sekine, Ai Kawashima | 2017-11-28 |
| 9575097 | Specimen and current measuring method | Ai Kawashima, Naoyuki Sekine | 2017-02-21 |