Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11408795 | Sealability evaluation method and the like and standard artificial leak device | Yasuhiko Higuchi, Masakazu Ito, Yuho Matsui | 2022-08-09 |
| 11248984 | Method for leak testing and reference leak device for leak testing | Tsutomu Hara, Naoto Izumo, Masaharu Sugihara | 2022-02-15 |