| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Germany | 3 | |
| #3 | France | 3 | |
| #4 | Brazil | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Audio-visual technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Electronic time-pieces | |
| #2 | Display controls | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cake Arthur F | 5 |
| #2 | Levine Morris M | 3 |
| #3 | Cake A | 2 |
| #4 | Fischer Cake A | 1 |
| #5 | Ckake Arthur F | 1 |
| #6 | Meyer Levine M | 1 |
| #7 | Levine M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3981138A | Digital display timepiece | |
| US3946549A | Electronic alarm watch | |
| US3962858A | Electronic watch | |
| US3845615A | Multiplexed liquid crystal display | |
| US3765163A | Electronic timepiece |