| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 2 | |
| #2 | Norway | 2 | |
| #3 | Belgium | 1 | |
| #4 | Germany | 1 | |
| #5 | Finland | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Japan | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Surface technology and coating | |
| #2 | Consumer goods | |
| #3 | Civil engineering | |
| #4 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Sound-producing devices | |
| #2 | Layered products | |
| #3 | Doors and windows | |
| #4 | General building constructions | |
| #5 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gadde Villy | 5 |
| #2 | Larsson Jan Erik | 4 |
| #3 | Gadde V | 2 |
| #4 | Larsson J E | 2 |
| #5 | Yan Eritsuku Raruson | 1 |
| #6 | Larsson Jan E | 1 |
| #7 | Birii Gatsude | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BE887588A | Sailing or matte of soundproofing | |
| US4386676A | Sound-damping mat or drape | |
| DK382180A | Device for miscellaneous determination of a dust or sheet material |