Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247183 | Horizontal piston compressor | Petrus Nicolaas Duineveld | 2019-04-02 |
| 10184563 | Single seal ring stuffing box | Petrus Nicolaas Duineveld | 2019-01-22 |
| 9856983 | Single seal ring stuffing box | Petrus Nicolaas Duineveld | 2018-01-02 |