| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 3 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Watkins Arthur S | 7 |
| #2 | Warsack George L | 6 |
| #3 | Watkins Arthur Scott | 2 |
| #4 | Warsack George Lester | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB735995A | Injection molding apparatus | |
| GB735996A | Injection molding apparatus | |
| US2635288A | Feeding head for injection molding apparatus | |
| US2656568A | Injection molding apparatus | |
| US2656569A | Injection molding apparatus | |
| US2488786A | Injection molding apparatus | |
| CA529730A | Feeding head for injection molding apparatus | |
| CA529732A | Injection molding apparatus | |
| CA529731A | Injection molding apparatus |