| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | United States | 4 | |
| #3 | Finland | 3 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Electrical machinery and energy | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Paper goods | |
| #2 | Cables and insulators | |
| #3 | Paper recycling | |
| #4 | Unspecified technologies | |
| #5 | Fibrous raw materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mason William H | 4 |
| #2 | Horatio Mason William | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US1663506A | Integral insulating board with hard welded surfaces | |
| US1663505A | Hard grainless fiber products and process of making same | |
| US1663504A | Press-dried structural insulating board and process of making same | |
| US1663503A | Process of making structural insulating boards of exploded lignocellulose fiber |