| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | United States | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | China | 1 | |
| #8 | Denmark | 1 | |
| #9 | Finland | 1 | |
| #10 | Republic of Korea | 1 | |
| #11 | Norway | 1 | |
| #12 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Computer technology | |
| #3 | Basic communication technologies |
| # | Technology | |
|---|---|---|
| #1 | Display controls | |
| #2 | Electric digital data processing | |
| #3 | Amplifiers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Olsson Sture | 12 |
| #2 | Ahlm Roger | 12 |
| #3 | Alm Roger | 2 |
| #4 | Ahim Roger | 1 |
| #5 | Ahlm R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0574415A1 | Device for communication by light | |
| US5019811A | Device for marking edges of shelves | |
| KR940008131B1 | Device for marking edges of shelves | |
| CA1263774A | Device for marking edges of shelves |