Michael Rahm
29Patents
8h-index
42Co-inventors
71Inventor score
Filing activity: Dec 7, 2006 → Nov 20, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9827802B2 | Security element, value document comprising such a security element, and method for producing such a security element | Performing Operations; Transporting | 23 | Active |
| US8964296B2 | Method for producing a microstructure on a carrier | Performing Operations; Transporting | 19 | Active |
| US9016726B2 | Security element having a microstructure | Performing Operations; Transporting | 17 | Active |
| US9176266B2 | Security element, value document comprising such a security element and method for producing such a security element | Performing Operations; Transporting | 14 | Active |
| US8534708B2 | See-through security element with microstructures | Emerging Cross-Sectional Technologies | 12 | Active |
| US9274258B2 | Thin-layer element having an interference layer structure | Performing Operations; Transporting | 12 | Active |
| US10525759B2 | Visually variable security element and method for production thereof | Performing Operations; Transporting | 12 | Active |
| US8632100B2 | Security element | Emerging Cross-Sectional Technologies | 11 | Active |
| US8685488B2 | Method for producing a microstructure | Emerging Cross-Sectional Technologies | 7 | Active |
| US9004540B2 | Security element | Emerging Cross-Sectional Technologies | 7 | Active |
| US8906184B2 | Method for producing a micro-optical display arrangement | Emerging Cross-Sectional Technologies | 7 | Active |
| US10870305B2 | Security element as well as value document having such a security element | Performing Operations; Transporting | 5 | Active |
| US9697456B2 | Optically variable security element | Performing Operations; Transporting | 5 | Active |
| US8878844B2 | Representation system | Performing Operations; Transporting | 5 | Active |
| US10525758B2 | Security element, value document comprising such a security element, and method for producing such a security element | Performing Operations; Transporting | 4 | Active |
| US8786521B2 | Representation system | Emerging Cross-Sectional Technologies | 4 | Active |
| US10105982B2 | Security element having a lenticular image | Physics | 2 | Active |
| US9911074B2 | Security element for value documents | Physics | 2 | Active |
| US11654709B2 | Optically variable security element having reflective surface region | Performing Operations; Transporting | 1 | Active |
| US10134109B2 | Depiction arrangement | Emerging Cross-Sectional Technologies | 1 | Active |
| US11623465B2 | Optically variable security element having reflective surface region | Performing Operations; Transporting | 1 | Active |
| US10046585B2 | Micro-optic viewing arrangement | Emerging Cross-Sectional Technologies | 0 | Active |
| US11745474B2 | Composite glass with an intermediate film that changes colour depending on the viewing angle | Performing Operations; Transporting | 0 | Active |
| US12129382B2 | Effect pigment, production method, value document and printing ink | Chemistry; Metallurgy | 0 | Active |
| US9987875B2 | Optically variable security element with tilt image | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.