| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 16 | |
| #2 | France | 5 | |
| #3 | United States | 4 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Mechanically-driven clocks | |
| #2 | Time-interval measuring | |
| #3 | Physical therapy devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Joseph Bamat | 16 |
| #2 | A Amida S | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US2898730A | Watch movement including a sweep seconds hand | |
| US2915873A | Watch movement controlling directly a central seconds gear | |
| US2903846A | Watch movement with a central seconds hand | |
| US2781630A | Dial train for roskopf type watches | |
| GB362287A | Improvements in or relating to chronographic counter mechanism | |
| GB326078A | Improvements in watches |