Armin Sander
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Jun 29, 2001 → Feb 18, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7216933B2 | Backrest, particularly for an office chair | Human Necessities | 54 | Expired |
| US6709057B2 | Chair, in particular office chair | Human Necessities | 45 | Expired |
| US6692075B2 | Chair having a synchronously adjustable seat and backrest | Human Necessities | 27 | Expired |
| US6634716B2 | Office chair | Human Necessities | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.