ClassID:

216289

H01T13/462 - CPC Classification

Classification description:

Sparking plugs having two or more spark gaps in series connection

Sub-classes:
Recent Application in this class:
#1
20240047949
2024-02-08

Spark plug, spark plug electrode, and method of manufacturing the same

#2
20230318265
2023-10-05

Spark plug, spark plug electrode, and method of manufacturing the same

#3
20230143967
2023-05-11

Spark plug

#4
20230093289
2023-03-23

Passive prechamber spark plug

#5
20230082577
2023-03-16

Passive prechamber spark plug

#6
20230055431
2023-02-23

Spark plug

#7
20220416517
2022-12-29

Spark plug

#8
20210262393
2021-08-26

Methods and systems for a series gap igniter with a passive prechamber

#9
20200235552
2020-07-23

Spark plug for a high frequency ignition system

#10
20190020179
2019-01-17

Spark plug

#11
20180241181
2018-08-23

Multipoint ignition device and multipoint ignition engine

#12
20180241180
2018-08-23

Multipoint ignition device and multipoint ignition engine

#13
20180123325
2018-05-03

Method of forming a metallic electrode on the ceramic insulator of a spark plug

#14
20170229844
2017-08-10

Multipoint spark plug and multipoint spark plug manufacturing method

#15
20160087412
2016-03-24

Ignition unit for an internal combustion engine

#16
20150340845
2015-11-26

Spark plug

#17
20120013239
2012-01-19

MULTI-SPARK SPARK PLUGS AND METHODS OF MANUFACTURE

#18
20100212620
2010-08-26

Plasma igniter and ignition device for internal combustion engine

#19
20090096345
2009-04-16

Uniquely designed internal combustion engine spark plug that will produce two independent ignition sparks between the spark plug electrodes for each single electrical ignition coil discharge

#20
20080191595
2008-08-14

SL plane embedded type noble metal spark plug with multi-level and high energy

#21
20070209634
2007-09-13

Multipoint ignition engine

#22
20060232276
2006-10-19

Spark plug

#23
20060102140
2006-05-18

Spark ignition device and internal combustion engine with the same

#24
20050057132
2005-03-17

Spark plug