Valutec AG
4Patents
0Active
4Granted
29Portfolio score
Filing activity: Jan 24, 1977 → May 21, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4076304A | Erecting seat structure to assist invalids from seated to standing, upright position, particularly erecting wheelchairs | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4598944A | Hand grip controlled, user assisted raising chair | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4684149A | Collapsible wheelchair and wheelchair structure | Human Necessities | 27 | Expired |
| US4462604A | Size-adjustable erecting wheelchair | Emerging Cross-Sectional Technologies | 22 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.