Hans Beer
11Patents
4h-index
21Co-inventors
60Inventor score
Filing activity: Mar 20, 1981 → Sep 3, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4650648A | Ozone generator with a ceramic-based dielectric | Chemistry; Metallurgy | 36 | Expired |
| US5739316A | Cross-linked cellulose hydrate membranes | Chemistry; Metallurgy | 25 | Expired |
| US4392963A | Resorcinol or phloroglucinol condensation product for aqueous mixture purification | Chemistry; Metallurgy | 6 | Expired |
| US4818319A | Process for reducing the water vapour diffusion in a plastics composite insulator consisting of several layers | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6293411A | Integral supported separation membranes | Performing Operations; Transporting | 4 | Expired |
| US4805064A | Lightning arrester having a housing with a high filler content | Electricity | 2 | Expired |
| US5628960A | Composite cellulose nitrate membrane on polyester support | Performing Operations; Transporting | 2 | Expired |
| US4390704A | Process for the preparation of 1,2,4-triazole | Chemistry; Metallurgy | 2 | Expired |
| US7381330B2 | Cellulose-based microporous membrane | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7807475B2 | Process for producing surface enhanced membrane | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9108159B2 | Apparatus for producing surface enhanced membrane | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.