Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474259 | Process for intervention on overhead cables by means of helicopter-carried fork and nacelle | Robert De Forges De Parny, Philippe Ruaux | 1995-12-12 |
| 5297654 | Helicopter-carried nacelle and its use process for the replacement of an overhead cable portion | Robert De Forges De Parny, Philippe Ruaux | 1994-03-29 |
| 5275359 | Helicopter-carried nacelle and process for replacing a sleeve on an overhead cable | Robert De Forges De Parny, Philippe Ruaux | 1994-01-04 |
| 5273239 | Modulable helicopter-carried nacelle to be placed on overhead cables | Robert D. De Parny, Philippe Ruaux | 1993-12-28 |