| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 1 | |
| #2 | China | 1 | |
| #3 | France | 1 | |
| #4 | Greece | 1 | |
| #5 | Ireland | 1 | |
| #6 | Israel | 1 | |
| #7 | Italy | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Poland | 1 | |
| #10 | Portugal | 1 | |
| #11 | Sweden | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Mechanically-driven clocks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Darling Dwight | 5 |
| #2 | Dwight Darling | 4 |
| Publication | Filing date | Title |
|---|---|---|
| IE903429A1 | World time device |