Spark plug resistance element and spark plug
US-12237650-B2 · Feb 25, 2025 · US
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Nufer Stefan patents
Nufer Stefan is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Nufer Stefan |
| Total patents | 14 |
| First publication | Jul 13, 2017 |
| Latest publication | Feb 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
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
US-11979003-B2 · May 7, 2024 · US
Spark plug connecting element and spark plug
US-11527871-B2 · Dec 13, 2022 · US
Spark plug connecting element and spark plug
US-2022102945-A1 · Mar 31, 2022 · US
Spark plug resistance element and spark plug
US-2022029390-A1 · Jan 27, 2022 · US
Spark plug resistance element with increased ZrSiO4 phase fraction
US-11217968-B2 · Jan 4, 2022 · US
Spark plug electrode and method for manufacturing this spark plug electrode and spark plug including a spark plug electrode
US-11056859-B2 · Jul 6, 2021 · US
Spark plug resistance element comprising fine non-conductive particles
US-10879676-B2 · Dec 29, 2020 · US
SPARK PLUG RESISTANCE ELEMENT WITH INCREASED ZrSiO4 PHASE FRACTION
US-2020350747-A1 · Nov 5, 2020 · US
Spark plug electrode and method for manufacturing this spark plug electrode and spark plug including a spark plug electrode
US-2020176956-A1 · Jun 4, 2020 · US
Recent patents
Latest publications not already listed above.
Spark Plug Resistance Element Comprising Fine Non-Conductive Particles
US-2020161838-A1 · May 21, 2020 · US
Spark plug electrode, method for its production, and spark plug
US-10008832-B2 · Jun 26, 2018 · US
Spark plug electrode, method for its production, and spark plug
US-2017331260-A1 · Nov 16, 2017 · US
Method and apparatus for localizing components and/or persons assigned to an image recording scanner in a spatial environment
US-2017201962-A1 · Jul 13, 2017 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Bosch Gmbh Robert | 13 |
| Siemens Healthcare Gmbh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01T21/02 | 11 |
| H01T13/39 | 9 |
| H01T13/20 | 8 |
| H01T13/41 | 8 |
| C04B2235/3418 | 4 |