Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11692335 | Sanitary appliance drain connector | James Edward McAlpine | 2023-07-04 |
| 11525532 | Plumbing connector, assembly and associated methods | James Edward McAlpine | 2022-12-13 |
| 10626587 | Overflow | James Edward McAlpine, Christopher McKendrick | 2020-04-21 |
| 10458104 | High flow drain control | James Edward McAlpine, Christopher McKendrick | 2019-10-29 |
| D808503 | Overflow cover with plug handle for a sanitary appliance | — | 2018-01-23 |
| 6537118 | Subsea buoy | — | 2003-03-25 |