| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Transport | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Ships | |
| #3 | General building constructions | |
| #4 | Vehicle seats |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cordes Heinrich | 10 |
| #2 | Engel Ferdinand | 1 |
| #3 | Panhorst Gustav | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE4017228A1 | Armchair with adjustable backrest and footrest - incorporates mechanism to lock foot rest in non-use position | |
| DE3532139A1 | Television armchair | |
| DE2933737A1 | Reclining television chair with easy adjustment - has pull=out foot rest which automatically tilts seat | |
| DE2306795A1 | Plastic self-propelled water ski - has expanded polystyrene insulation |