Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10864683 | Thermal caulking method, thermal caulking device, and caulked material | Yoshinori Tsurugai, Hiroshi Ishikawa | 2020-12-15 |
| 10605594 | Method and apparatus for measuring thickness of electrolyte membrane | Shohei Yoshida, Satoshi Hasegawa, Tomoko Tamai, Mai Yokoi | 2020-03-31 |
| 10569454 | Method for manufacturing impeller | Hiroshi Ishikawa, Yoshinori Tsurugai | 2020-02-25 |