| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | Czechoslovakia | 1 | |
| #3 | German Democratic Republic | 1 | |
| #4 | Denmark | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Finland | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Mexico | 1 | |
| #10 | Norway | 1 | |
| #11 | Poland | 1 | |
| #12 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Surface technology and coating | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Production of goods from wood | |
| #2 | Unspecified technologies | |
| #3 | Presses | |
| #4 | Layered products |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dvorak Bolek | 11 |
| #2 | Sullivan Barry | 1 |
| #3 | Dvorak Bolek Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4451322A | Apparatus for forming structural sheets from fibrous biological waste |