Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289594 | Water saver toilet flush control system | Tadeusz K. Wiewiorowski | 1994-03-01 |
| 5269570 | Flexible casing for well boreholes | — | 1993-12-14 |
| 5190410 | Conversion of mat jack-up drilling platforms to floating drilling platforms | — | 1993-03-02 |
| 5150757 | Methods and apparatus for drilling subterranean wells | — | 1992-09-29 |
| 5040620 | Methods and apparatus for drilling subterranean wells | — | 1991-08-20 |