Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454565 | Seal apparatus | Miyuki Takahashi, Kazuyuki Haraga, Hideharu Shimura, Yasuyuki Kunugiza, Yorichika Takizawa | 2022-09-27 |
| 11118995 | Gas-tight plug | Miyuki Takahashi, Kazuyuki Haraga, Hideharu Shimura, Yasuyuki Kunugiza, Yorichika Takizawa | 2021-09-14 |