| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 3 | |
| #3 | Sweden | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 | |
| #6 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Measuring length, angles and areas | |
| #2 | Image data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chasson Leon H | 4 |
| #2 | Chasson L H | 3 |
| #3 | Laliotis Theodore A | 2 |
| #4 | Chasson Leon Henry | 1 |
| #5 | Chasson L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4173788A | Method and apparatus for measuring dimensions | |
| CA1035135A | Automatic measuring system | |
| US4152767A | Method and apparatus for measuring dimensions | |
| CA1019946A | Automatic electronic measurement of dimension of an object | |
| US3897156A | Structure for measuring the average diameter of an approximately circular cross-section of an object | |
| US3787700A | Automatic system for measuring selected dimensions |