| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Canada | 3 | |
| #3 | United States | 3 | |
| #4 | Austria | 2 | |
| #5 | Germany | 2 | |
| #6 | Netherlands | 2 | |
| #7 | Argentina | 1 | |
| #8 | Belgium | 1 | |
| #9 | Egypt | 1 | |
| #10 | EPO (European Patent Office) | 1 | |
| #11 | Spain | 1 | |
| #12 | Italy | 1 | |
| #13 | Morocco | 1 | |
| #14 | Mexico | 1 | |
| #15 | African Intellectual Property Organization | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Motor vehicles | |
| #3 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pelsy Gilles | 12 |
| #2 | Gilles Pelsy | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP0084991A1 | Method and device for obtaining data relating to the position in a vertical plane of a flexible conduit during burying | |
| ATA736179A | MACHINE, e.g. FOR GROUND TREATMENT | |
| US4290488A | Driving machine including speed synchronized earth working traction wheel | |
| US4103443A | Linkage for an excavating tooth |