| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | United States | 5 | |
| #3 | Austria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Control | |
| #3 | Electrical machinery and energy | |
| #4 | Packaging and shipping | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics | |
| #2 | Systems controlling non-electric variables | |
| #3 | Electric switches | |
| #4 | Unspecified technologies | |
| #5 | Cutting | |
| #6 | Handling thin material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karl Hehl | 5 |
| #2 | Hehl Karl | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US3034175A | Injection molding apparatus | |
| US3033949A | Multiple stage timing mechanism | |
| US3014243A | Injection molding machine |