| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 | |
| #2 | Switzerland | 8 | |
| #3 | Austria | 5 | |
| #4 | Belgium | 4 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machine tools | |
| #3 | Electrical machinery and energy | |
| #4 | Basic communication technologies |
| # | Technology | |
|---|---|---|
| #1 | Rolling metal | |
| #2 | Special measuring | |
| #3 | Measuring length, angles and areas | |
| #4 | Electric motor controls | |
| #5 | Sawing | |
| #6 | Code conversion | |
| #7 | Measuring light | |
| #8 | Measuring electric variables | |
| #9 | Weighing | |
| #10 | Accessories for machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pfister Marcel Charles | 11 |
| #2 | Marcel Charles Pfister | 9 |
| #3 | Charles Pfister Marcel | 8 |
| Publication | Filing date | Title |
|---|---|---|
| GB1263335A | Digital control for the conveyor in a cooling bed for rolled stock |