Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422066 | Coupler with crown head for coupling pipes | Jacob Friedriech, Avraham Tavor | 2025-09-23 |
| 9109734 | Grip ring for fitting | Yefim Gershkovich, Tanyana Kogan | 2015-08-18 |
| 8789853 | Mechanical pipe fitting device assembly | Yefim Gershkovich, Tanyana Kogan | 2014-07-29 |