| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Shaping of plastics | |
| #3 | Explosive charges | |
| #4 | Transport or storage devices | |
| #5 | Details of furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lewis Dong Sing | 3 |
| #2 | Lewis Dong S | 2 |
| #3 | Steinman Harold G | 2 |
| #4 | Ashenfelter Richard J | 1 |
| #5 | Sing Lewis Dong | 1 |
| #6 | Lewis D S | 1 |
| #7 | Kenney James E | 1 |
| #8 | Pease Robert D | 1 |
| #9 | Huffman R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3881607A | Transfer apparatus | |
| US3724831A | Molten metal strainer | |
| US3652073A | Automatic ladling system for delivering molten metal from furnace to die casting machine | |
| US3580175A | Fragmentation explosive device | |
| US3547181A | Casting apparatus | |
| US3137904A | Sprue bushing mounting for die casting machines | |
| US3137905A | Ejecting mechanism for die casting machines | |
| CA877205A | Die casting apparatus |