| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | United States | 3 | |
| #3 | Germany | 2 | |
| #4 | Italy | 2 | |
| #5 | Netherlands | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Agriculture | |
| #3 | Mechanical elements | |
| #4 | Medical technology | |
| #5 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Motor vehicles | |
| #3 | Mechanical control devices | |
| #4 | Servomotors | |
| #5 | Vehicle connections | |
| #6 | Diagnosis and surgery | |
| #7 | Cranes | |
| #8 | Vehicle transmission mounting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Perin Philippe | 3 |
| #2 | Ancellin Marcel | 1 |
| #3 | Perin P | 1 |
| #4 | Corno Joel E | 1 |
| #5 | Bruneau Didier R | 1 |
| #6 | Simon Jacques F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4444476A | Objective refractometers | |
| US4176727A | Devices for automatically coupling implements to self-propelled articles |