Stefan Nufer
8Patents
2h-index
16Co-inventors
44Inventor score
Filing activity: Aug 25, 2003 → Mar 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7270888B2 | Composite body made of ceramic layers and method for its manufacture | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10008832B2 | Spark plug electrode, method for its production, and spark plug | Electricity | 3 | Active |
| US11217968B2 | Spark plug resistance element with increased ZrSiO4 phase fraction | Chemistry; Metallurgy | 0 | Active |
| US11527871B2 | Spark plug connecting element and spark plug | Chemistry; Metallurgy | 0 | Active |
| US11056859B2 | Spark plug electrode and method for manufacturing this spark plug electrode and spark plug including a spark plug electrode | Performing Operations; Transporting | 0 | Active |
| US10879676B2 | Spark plug resistance element comprising fine non-conductive particles | Electricity | 0 | Active |
| US12237650B2 | Spark plug resistance element and spark plug | Chemistry; Metallurgy | 0 | Active |
| US11979003B2 | Spark plug housing having a galvanic nickel and zinc-containing protective layer and a silicon-containing sealing layer, spark plug having said housing, and method for producing said housing | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.