| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | EPO (European Patent Office) | 5 | |
| #3 | United States | 4 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Canada | 1 | |
| #6 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Control |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Alarm systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Uhlenbrock Johannes | 11 |
| #2 | Desanta Simon | 4 |
| #3 | Roeder Peter | 4 |
| #4 | Buergerl Name Klinksiek Simon | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE10026531A1 | chair | |
| DE10026292A1 | chair | |
| DE19931099A1 | Chair with independent adjustment of the preload force of the backrest | |
| DE19823632C1 | Office chair | |
| WO9816139A1 | Chair | |
| DE19526437A1 | Chair, especially a row chair | |
| EP0751726A1 | Chair | |
| US1238823A | Protective burglary-alarm for buildings, &c. |