| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 95 | |
| #2 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Transport | |
| #3 | Electrical machinery and energy | |
| #4 | Materials and metallurgy | |
| #5 | Civil engineering | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Dynamo-electric machines | |
| #3 | Ships | |
| #4 | Railway systems | |
| #5 | Iron and steel production | |
| #6 | Machines for making railways | |
| #7 | Electric switches | |
| #8 | Magnets and transformers | |
| #9 | Railway shifting | |
| #10 | Mechanical control devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pifre Ateliers Otis | 2 |
| #2 | Ateliers Otis-Pifre | 1 |