Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D369689 | Chair | — | 1996-05-14 |
| D368172 | Chair | — | 1996-03-26 |
| 5499861 | Chair, in particular office chair | — | 1996-03-19 |
| D353270 | Chair | — | 1994-12-13 |
| D351743 | Chair | — | 1994-10-25 |
| D347740 | Chair | — | 1994-06-14 |
| 5209548 | Chair, in particular office chair | — | 1993-05-11 |
| 5080434 | Adjusting mechanism for an adjustable chair | — | 1992-01-14 |
| 5033791 | Chair frame | — | 1991-07-23 |
| 4828080 | Adjusting mechanism, particularly for tiltable and vertically adjustable chairs | — | 1989-05-09 |
| 4817898 | Adjusting device, particularly for adjustable chairs | — | 1989-04-04 |
| 4790598 | Inclinable chair provided with balance or rocker structure | — | 1988-12-13 |
| 4787673 | Chair support with adjustment device | — | 1988-11-29 |
| 4747640 | Chair support | — | 1988-05-31 |
| 4684173 | Chair with rearwardly inclinable seat and back rest carrier | — | 1987-08-04 |
| 4668012 | Chair with swivelling seat and backrest portions | — | 1987-05-26 |
| 4502729 | Chair, especially a reclining chair | — | 1985-03-05 |
| D276396 | Furniture base or similar article | — | 1984-11-20 |
| 4480497 | Ball locking mechanism | — | 1984-11-06 |
| D259598 | Chair or similar article | — | 1981-06-23 |
| 4240663 | Adjustable stacking chair | — | 1980-12-23 |
| D255293 | Chair or similar article | — | 1980-06-10 |
| D255183 | Chair or similar article | — | 1980-06-03 |
| D255184 | Chair or similar article | — | 1980-06-03 |
| D255185 | Chair or similar article | — | 1980-06-03 |