| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Packaging and shipping | |
| #3 | Machines | |
| #4 | Computer technology | |
| #5 | Measurement | |
| #6 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Postal sorting | |
| #3 | Transport or storage devices | |
| #4 | Unspecified technologies | |
| #5 | Analysing materials | |
| #6 | Vehicle signalling and lighting | |
| #7 | Counting mechanisms | |
| #8 | Packaging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Reading Walter J | 15 |
| Publication | Filing date | Title |
|---|---|---|
| US3135386A | Egg grading device | |
| US3060660A | Egg handling device | |
| US3024889A | Automatic egg orientors | |
| US3060794A | Egg candler | |
| US3022004A | Egg counters | |
| US2961087A | Egg grader | |
| US2724485A | Device for discharging articles from a conveyor | |
| US2679309A | Egg aligning device | |
| US2691786A | Egg washer | |
| US2454090A | Egg washer | |
| US2374500A | Washer for eggs or the like | |
| US1683988A | Direction-indicator switch for automobiles | |
| CA670888A | Egg handling device | |
| CA664569A | Automatic egg orientor | |
| CA664978A | Egg candler |