Top Inventors at Jouan All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jean-Claude Letourneur | 5 |
| 2 | Jean L. Guy | 3 |
| 3 | Jérôme Beaucour | 2 |
| #4 | Jean-Louis Fondin | 2 |
| #5 | Michel René Marie Jacques Pouvreau | 2 |
| #6 | Michel Serveau | 2 |
| #7 | Bertrand Michea | 1 |
| #8 | Dominique Metais | 1 |
| #9 | Gilles Mahe | 1 |
| #10 | Jean-Philippe Eneau | 1 |
| #11 | Jeau Claude Letourneur | 1 |
| #12 | Jean-Pierre Saladin | 1 |
| #13 | Laurent Mimaud | 1 |
| #14 | Norbert Marchal | 1 |
| #15 | Philippe Benezech | 1 |
| #16 | Raphaël Reveau | 1 |
| #17 | Roland Lambert | 1 |
| #18 | Serge Junca | 1 |
| #19 | Serge Papin | 1 |
| #20 | Jacques Vaillant | 1 |
| #21 | Alain Pasty | 1 |