Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372187 | Connection structure of pipe | Tomokazu Sumida, Nobuaki Sasaji, Mach Do Khoa, Yasuhide Kiyomune, Daisuke Endo +1 more | 2025-07-29 |
| 11592107 | Gasket | Keita Yamamoto, Ryusuke Baba | 2023-02-28 |