Helmut Frey
15Patents
8h-index
8Co-inventors
65Inventor score
Filing activity: Nov 19, 1975 → Sep 23, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5639810A | Internally lubricated elastomers for use in biomedical applications | Human Necessities | 114 | Expired |
| USD282599S | Pair of motorcycling boots | General | 71 | Expired |
| US6468427B1 | Fluid filter for use in extracorporeal blood processing | Emerging Cross-Sectional Technologies | 53 | Expired |
| US5967578A | Tool for the contact-free support of plate-like substrates | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6003556A | Hinged cap fluid connector | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5904164A | Arrangement for treatment of wafer-shaped articles, particularly silicon wafers | Electricity | 15 | Expired |
| US5006040A | Apparatus for forming sets of accumulator plates | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6949214B2 | Method and apparatus for injection molding a fluid filter | Emerging Cross-Sectional Technologies | 8 | Expired |
| US3987511A | Device for separating cylindrical screen stencil from an ink tube and washing the stencil | Performing Operations; Transporting | 4 | Expired |
| US8398612B2 | Catheter for vascular access and method for manufacturing the same | Human Necessities | 4 | Active |
| US6450931B1 | Device for removing eyelets | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5672236A | Device for producing separator pockets for electrical accumulator plates | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5046917A | Apparatus for forming stacks of accumulator plates | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9050483B2 | Apparatus for muscle stimulation | Human Necessities | 1 | Active |
| US6996890B2 | Holding device for a tarpaulin-like or cloth-like object to be processed | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.