Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11754432 | System and method for detecting problems within compound water meters | David Mackie, Stefan Grefen | 2023-09-12 |
| 10408647 | Analysis of pipe systems with sensor devices | David Mackie, Stefan Grefen, Astrid Angela Jaehde | 2019-09-10 |
| 10302454 | Retrofit device and method of retrofitting a flow meter | David Mackie, Stefan Grefen, Astrid Angela Jaehde | 2019-05-28 |