Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422081 | Branch pipe forming apparatus, lid doubling as valve element, branch pipe forming apparatus with lid doubling as valve element, and branch pipe formation method | Daisuke Kuwagaki | 2025-09-23 |
| 11421811 | Hermetically sealing device and hermetically sealing method | Syuhei Azuma | 2022-08-23 |
| 11248732 | Gate valve | Shuhei AZUMA | 2022-02-15 |