| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | United States | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Measuring distances | |
| #2 | Measuring length, angles and areas | |
| #3 | Electronic time-pieces | |
| #4 | Medical purpose containers | |
| #5 | Geophysics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Franklin Robert C | 6 |
| #2 | Heger Charles E | 4 |
| #3 | Stauss Charles J | 3 |
| #4 | Johnston Robert W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5083383A | Electronic capacitance level with automatic electrode selection | |
| AU5358090A | Electronic capacitive level with automatic electrode selection | |
| US4942668A | Digital inclinometer | |
| US4827624A | Electronic level | |
| GB8307738D0 | Electronic programmable multiple alarm timing device |