| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 7 | |
| #3 | EPO (European Patent Office) | 6 | |
| #4 | Australia | 1 | |
| #5 | Denmark | 1 | |
| #6 | Finland | 1 | |
| #7 | Norway | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics | |
| #2 | Certain plastics | |
| #3 | Perforating | |
| #4 | Accessories for machine tools | |
| #5 | Unspecified technologies | |
| #6 | Toys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berns John S | 24 |
| #2 | Dickhut Heinrich | 20 |
| #3 | Dickhut Heinrich B | 9 |
| #4 | Lilienthal Alfred | 3 |
| #5 | Lilienthal Alfred J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6193496B1 | Molding machine with mold block carriage | |
| US5531583A | Vacuum mold blocks with cooling for corrugated tubing | |
| US5395278A | Manually manipulatable flexible toy | |
| US5257924A | Plastic tile corrugator | |
| US5059109A | Corrugated mold block | |
| AU4827690A | Apparatus and method for the production of molded articles | |
| CA1279456C | Corrugated mold block | |
| US4439130A | Plastic tile corrugator | |
| US4486929A | Tile perforating unit |