| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | United States | 3 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Springs | |
| #2 | Chairs and beds | |
| #3 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kulhavy Sava V | 9 |
| #2 | Del Conte Peter | 5 |
| #3 | Kulhavy Sava | 1 |
| #4 | Conte Peter Del | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1045166A1 | Fluid spring adjustable in length | |
| WO9853221A1 | Device for adjusting the length of a support and method for producing same | |
| US6336624B1 | Adjustable length column/support | |
| WO9853220A1 | Device for adjusting the length of a support | |
| EP0958763A1 | Support | |
| WO9953216A1 | Adjustable length fluid spring | |
| CH693084A5 | Foot frame for a piece of furniture. |