Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054068 | Connection structure for fire extinguishing system piping | Hisayoshi Ohkoshi | 2021-07-06 |
| D821550 | Pipe joint | Hisayoshi Ohkoshi | 2018-06-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054068 | Connection structure for fire extinguishing system piping | Hisayoshi Ohkoshi | 2021-07-06 |
| D821550 | Pipe joint | Hisayoshi Ohkoshi | 2018-06-26 |