Girsberger Holding AG
10Patents
2Active
10Granted
34Portfolio score
Filing activity: Sep 24, 1984 → Feb 23, 2011 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4834453A | Swivel chair | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4603905A | Control mechanism for an adjustable chair or the like | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4943115A | Swivel chair with adjustable back rest | Human Necessities | 34 | Expired |
| US5547252A | Office chair | Human Necessities | 33 | Expired |
| US6578917B1 | Seat | Performing Operations; Transporting | 32 | Expired |
| US6334648B1 | Vehicle seat | Performing Operations; Transporting | 26 | Expired |
| USD669699S1 | Chair | General | 19 | Active |
| US6776454B1 | Seat | Human Necessities | 15 | Expired |
| US7490902B2 | Chair | Human Necessities | 13 | Active |
| USD341495S | Chair | General | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.