| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Basic materials chemistry | |
| #4 | Machines | |
| #5 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Earth drilling | |
| #3 | Unspecified technologies | |
| #4 | Lubricating compositions | |
| #5 | Special lubricating compositions | |
| #6 | Measuring length, angles and areas | |
| #7 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Noel Thierry | 3 |
| #2 | Verdillon Lionel | 3 |
| #3 | Varenne Emmanuel | 2 |
| #4 | Roussie Gabriel | 2 |
| #5 | Antoine Durand | 1 |
| #6 | Krug Gerhard | 1 |
| #7 | Sches Celine | 1 |
| #8 | Quadflieg Erich | 1 |
| #9 | Chambellant Francois | 1 |
| #10 | Coulon Jean-Luc | 1 |