Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151119 | Tool for making panel-to-panel connections for stay-in-place liners used to repair structures and methods for using same | Semion Krivulin, Zi Li Fang | 2018-12-11 |
| 10022825 | Method for restoring, repairing, reinforcing, protecting, insulating and/or cladding a variety of structures | Semion Krivulin, Zi Li Fang | 2018-07-17 |
| 9982444 | Liquid and gas-impermeable connections for panels of stay-in-place form-work systems | Semion Krivulin | 2018-05-29 |
| 9879436 | Methods and apparatus for restoring, repairing, reinforcing and/or protecting structures using concrete | Semion Krivulin, Jorge Ricardo Rosas-Gracida, Zi Li Fang | 2018-01-30 |